Data as of Nov 3, 2026

51.91.0.0/16

5 anonymizer addresses · <0.01%148 residential-proxy exits · 30 days

OVH SAS

Announcement

this exact prefix

RPKI valid

Announced by

AS16276

Type

Hosting

>99% of it

Residential-proxy exits

Proxy exits

148

0.23% of its addresses · 30 days

Oct 4, 2026 – Nov 2, 2026

Exits seen per day

35K observations

Tor exit · anonymizer
Hosting

IPv4 market

Path

1 · Holder

OVH SAS

record created Feb 16, 2018

2 · Leased from

not leased

3 · Announced by

AS16276 OVH SAS

since Apr 2019 · 7.6 yr ago

4 · Use

VPN servicesnamed uVPN, VPNSecurenamed Tor

Hosting

Operators, sellers and brokers

VPN services

Name	Parent	In 51.91.0.0/16	/24s
uVPN		3<0.01%	3
VPNSecure		1<0.01%	1

Tor

Name	Parent	In 51.91.0.0/16	/24s
Tor	The Tor Project (volunteer exits)	1<0.01%	1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

51.91.0.0/16

From the registry to its use

Feb 16, 2018
Registry record
OVH SAS
LEGACY
51.91.0.0/16
Apr 2, 2019– Nov 2, 2026
Announced
AS16276 OVH SAS
Hosting
Apr 8, 2019
Route object
AS16276 OVH SAS
RIPE route object for AS16276 OVH SAS, maintainer OVH-MNT
today
Used
uVPN
VPN
today
Used
VPNSecure
VPN
today
Used
Tor
Tor

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
51.91.0.0/16	65,536	OVH	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Feb 16, 2018	[email protected]
└ 51.91.0.0/22	1,024	SD-10G-GRA-gra2-22A-B-n56	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 8, 2019	[email protected]
└ 51.91.4.0/23	512	DBAAS-GRA	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 9, 2019	[email protected]
└ 51.91.6.0/24	256	SD-MAGGIE-SBG-S322B-sbg3-sdagg6a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 9, 2019	[email protected]
└ 51.91.7.0/24	256	SD-MAGGIE-GRA2-G244A00-G244B00-gra2-sdagg23a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 16, 2019	[email protected]
└ 51.91.8.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 12, 2019	[email protected]
└ 51.91.12.0/24	256	rbx7-sdagg17a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 17, 2019	[email protected]
└ 51.91.13.0/24	256	SD-GRA-G244-gra2-sdagg24a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 17, 2019	[email protected]
└ 51.91.14.0/24	256	SD-GRA-G244-gra2-sdagg25a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 17, 2019	[email protected]
└ 51.91.15.0/24	256	rbx7-sdagg16a-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 18, 2019	[email protected]
└ 51.91.16.0/24	256	rbx7-sdagg15a-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 18, 2019	[email protected]
└ 51.91.17.0/24	256	SD-GRA-G244-gra2-sdagg25a-b-n93-range_ip-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 7, 2019	[email protected]
└ 51.91.18.0/24	256	rbx7-sdagg19a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 29, 2019	[email protected]
└ 51.91.19.0/24	256	rbx7-sdagg18a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 29, 2019	[email protected]
└ 51.91.20.0/22	1,024	PCI-GRA7	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 23, 2019	[email protected]
└ 51.91.24.0/24	256	SD-RBX-R713-rbx7-sdagg18a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 9, 2019	[email protected]
└ 51.91.25.0/24	256	rbx7-sdagg19a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 20, 2019	[email protected]
└ 51.91.26.0/26	64	KVM-Customer-SBG3-sbg3-infra1a-b-a72	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 21, 2019	[email protected]
└ 51.91.26.64/28	16	PCI-PREPROD-GRA	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 25, 2019	[email protected]
└ 51.91.26.80/28	16	PCI-GRA8	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jan 9, 2020	[email protected]
└ 51.91.26.96/29	8	ASA-PCC-RBX1A	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jan 14, 2020	[email protected]
└ 51.91.26.104/29	8	ASA-PCC-SBG2A	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jan 14, 2020	[email protected]
└ 51.91.26.112/29	8	ASA-PCC-RBX2D	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 17, 2020	[email protected]
└ 51.91.26.120/29	8	ASA-PCC-GRA1A	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 2, 2021	[email protected]
└ 51.91.26.128/27	32	IOLB-SBG5	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 14, 2020	[email protected]
└ 51.91.26.160/28	16	IOLB-GRA7	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 7, 2020	[email protected]
└ 51.91.26.176/28	16	IOLB-GRA7	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 7, 2020	[email protected]
└ 51.91.26.192/26	64	VAC-INTERNAL-TECH	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 22, 2020	[email protected]
└ 51.91.27.0/24	256	rbx7-sdagg20a-b-n93-1-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 21, 2019	[email protected]
└ 51.91.28.0/24	256	rbx7-sdagg20a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 21, 2019	[email protected]
└ 51.91.29.0/24	256	SD-MAGGIE-SBG3-S321B-sbg3-sdagg7a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 21, 2019	[email protected]
└ 51.91.30.0/24	256	SD-MAGGIE-SBG3-S321B-sbg3-sdagg7a-b-n93-1-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 21, 2019	[email protected]
└ 51.91.31.0/24	256	SD-GRA-G244-gra2-sdagg28a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 27, 2019	[email protected]
└ 51.91.32.0/25	128	OVH-DEDICATED-FO	OVH Ltd (ORG-OL17-RIPE)	LEGACY	Aug 30, 2019	[email protected]
└ 51.91.32.176/30	4	OVH_394218606	ePareto Electra (ORG-EE162-RIPE)	LEGACY	Nov 2, 2021	[email protected]
└ 51.91.32.180/30	4	OVH_394298347	Aguilera Oscar (ORG-AO115-RIPE)	LEGACY	Nov 2, 2021	[email protected]
└ 51.91.32.184/29	8	OVH_394223198	Cambier Raphael (ORG-CR139-RIPE)	LEGACY	Nov 2, 2021	[email protected]
└ 51.91.32.192/28	16	Admilia59650	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 27, 2019	[email protected]
└ 51.91.32.208/28	16	OVH_324236489	association zaclys (ORG-AZ16-RIPE)	LEGACY	Jan 22, 2021	[email protected] via OVH
└ 51.91.32.224/29	8	OVH_309499716	Aladeojebi Modupe (ORG-JMS6-RIPE)	LEGACY	Nov 20, 2020	[email protected]
└ 51.91.32.232/29	8	OVH_300879532	Dreyfus Nicolas (ORG-DN549-RIPE)	LEGACY	Nov 9, 2023	[email protected]
└ 51.91.32.240/28	16	paymento_20190708	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 8, 2019	[email protected]
└ 51.91.33.8/30	4	OVH_184691721	Hesse Oliver (ORG-HO19-RIPE)	LEGACY	Feb 12, 2022	[email protected] via OVH
└ 51.91.33.12/30	4	OVH_229860448	Blanch Toni (ORG-BT127-RIPE)	LEGACY	Jul 16, 2019	[email protected]
└ 51.91.33.16/28	16	OVH_331384046	LAMBOTIN Pascal (ORG-IJ45-RIPE)	LEGACY	Feb 15, 2021	[email protected]
└ 51.91.33.88/29	8	OVH_229882204	Rousseau Nicolas (ORG-RN55-RIPE)	LEGACY	Jul 17, 2019	[email protected] via OVH
└ 51.91.33.128/27	32	OVH-DEDICATED-FO	OVH Hosting OY (ORG-OH6-RIPE)	LEGACY	Jul 17, 2019	[email protected] via OVH
└ 51.91.33.160/27	32	OVH_229875645	Systems Cognix (ORG-CS171-RIPE)	LEGACY	Jul 17, 2019	[email protected]
└ 51.91.33.192/28	16	CARBON2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 17, 2019	[email protected]
└ 51.91.33.208/28	16	OVH_305419688	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Dec 5, 2023	[email protected]
└ 51.91.34.128/25	128	OVH-DEDICATED-FO	OVH Hispano (ORG-OH1-RIPE)	LEGACY	May 28, 2019	[email protected] via OVH
└ 51.91.35.88/30	4	OVH_222677112	Informatique Island (ORG-II125-RIPE)	LEGACY	May 29, 2019	[email protected] via OVH
└ 51.91.35.92/30	4	OVH_222677243	Loris Modena (ORG-LM55-RIPE)	LEGACY	May 29, 2019	[email protected] via OVH
└ 51.91.35.128/29	8	OVH_339186071	Fusciello Giovanni (ORG-FG51-RIPE)	LEGACY	Mar 14, 2021	[email protected] via OVH
└ 51.91.35.144/28	16	OVH_298394465	Vlasenko Oleksandr (ORG-VO40-RIPE)	LEGACY	Oct 26, 2023	[email protected]
└ 51.91.35.160/28	16	OVH_250110364	Pouilly Guillaume (ORG-PG276-RIPE)	LEGACY	Dec 14, 2022	[email protected]
└ 51.91.35.176/29	8	OVH_382570949	ANDREO Eric (ORG-AE106-RIPE)	LEGACY	Sep 24, 2021	[email protected]
└ 51.91.35.208/28	16	OVH_131611253	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 29, 2019	[email protected]
└ 51.91.35.232/29	8	OVH_222702375	Visibrain SA (ORG-VS263-RIPE)	LEGACY	May 29, 2019	[email protected]
└ 51.91.35.240/28	16	OVH_222702967	Sandro Massimo (ORG-MB103-RIPE)	LEGACY	May 29, 2019	[email protected]
└ 51.91.36.0/24	256	OVH-DEDICATED-FO	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 28, 2019	[email protected]
└ 51.91.37.0/30	4	OVH_343647457	Liduena RD- Alexandre (ORG-LRA12-RIPE)	LEGACY	Apr 1, 2021	[email protected] via OVH
└ 51.91.37.32/28	16	OVH_229517756	CHEVRINAIS Regis (ORG-CR126-RIPE)	LEGACY	Jul 8, 2019	[email protected]
└ 51.91.37.48/28	16	OVH_229521861	4Sparks SRL (ORG-RDS10-RIPE)	LEGACY	Jul 8, 2019	[email protected] via OVH
└ 51.91.37.128/30	4	OVH_222707404	Kalafate Valerian (ORG-KV35-RIPE)	LEGACY	May 29, 2019	[email protected]
└ 51.91.37.132/30	4	OVH_222709169	Renaudin Frederic (ORG-RF43-RIPE)	LEGACY	May 29, 2019	[email protected] via OVH
└ 51.91.37.208/28	16	OVH_222733444	Smybox Petr Svoboda (ORG-SPS33-RIPE)	LEGACY	May 30, 2019	[email protected]
└ 51.91.37.224/27	32	OVH_222740481	Tabares Beatriz (ORG-TB136-RIPE)	LEGACY	May 30, 2019	[email protected]
└ 51.91.38.32/27	32	OVH_251977395	Maurer Martin (ORG-MM514-RIPE)	LEGACY	Dec 27, 2019	[email protected]
└ 51.91.38.72/29	8	OVH_222747922	Cooperativa Libre Societa (ORG-LSC2-RIPE)	LEGACY	May 30, 2019	[email protected]
└ 51.91.38.80/28	16	OVH_242755864	Stiip SRL Stiip (ORG-ISC9-RIPE)	LEGACY	Oct 16, 2019	[email protected]
└ 51.91.38.96/28	16	OVH_362545574	PAILLET Mikael (ORG-PM207-RIPE)	LEGACY	Jun 24, 2021	[email protected]
└ 51.91.38.120/29	8	OVH_317173775	Korn Nata (ORG-KN84-RIPE)	LEGACY	Dec 24, 2020	[email protected]
└ 51.91.38.128/25	128	OVH-DEDICATED-FO	OVH BV (ORG-OB14-RIPE)	LEGACY	May 30, 2019	[email protected] via OVH
└ 51.91.39.16/30	4	OVH_382571876	Kyrychenko Denys (ORG-MD238-RIPE)	LEGACY	Sep 24, 2021	[email protected]
└ 51.91.39.20/30	4	OVH_260650282	Varadero Sofware Factory S.L Jose Angel (ORG-VSFS1-RIPE)	LEGACY	Feb 18, 2020	[email protected] via OVH
└ 51.91.39.28/30	4	OVH_260383862	GUILLAUMOND DUTOUR William (ORG-GDW1-RIPE)	LEGACY	Feb 13, 2020	[email protected]
└ 51.91.39.68/30	4	OVH_409475621	mdcall mdcall (ORG-MM579-RIPE)	LEGACY	Jan 18, 2022	[email protected]
└ 51.91.39.72/29	8	OVH_331398470	Semaan Alphonse (ORG-SA4178-RIPE)	LEGACY	Feb 15, 2021	[email protected]
└ 51.91.39.96/28	16	OVH_222811300	Integrales S.L. Sicomoro Servicios (ORG-ISSS6-RIPE)	LEGACY	May 31, 2019	[email protected]
└ 51.91.39.112/28	16	OVH_353286466	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 22, 2024	[email protected]
└ 51.91.39.128/28	16	OVH_331364188	XLConcept Corp PascalT (ORG-DM61-RIPE)	LEGACY	Feb 15, 2021	[email protected] via OVH
└ 51.91.39.144/30	4	OVH_222814067	Woodpecker.co Sp. z o.o. Maciej Ciesla (ORG-WSZO17-RIPE)	LEGACY	May 31, 2019	[email protected]
└ 51.91.39.148/30	4	OVH_222814278	Woodpecker.co Sp. z o.o. Maciej Ciesla (ORG-WSZO17-RIPE)	LEGACY	May 31, 2019	[email protected]
└ 51.91.39.152/29	8	OVH_223801384	chalifoux christopher (ORG-CC892-RIPE)	LEGACY	Jun 1, 2019	[email protected]
└ 51.91.39.192/26	64	OVH_317551480	OVHcloud Storage (ORG-OS320-RIPE)	LEGACY	Feb 14, 2024	[email protected]
└ 51.91.40.0/25	128	OVH-DEDICATED-FO	OVH Hispano (ORG-OH1-RIPE)	LEGACY	Aug 10, 2019	[email protected] via OVH
└ 51.91.40.128/26	64	OVH_344360362	Erkel Sven-Erik (ORG-ES676-RIPE)	LEGACY	Jul 2, 2024	[email protected]
└ 51.91.40.224/28	16	OVH_315969162	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Feb 7, 2024	[email protected]
└ 51.91.41.96/29	8	OVH_321388521	Lavoie Nicolas (ORG-BJ61-RIPE)	LEGACY	Mar 5, 2024	[email protected]
└ 51.91.41.128/27	32	OVH_339255453	Direcciones Ips Direcciones Ips (ORG-DIDI1-RIPE)	LEGACY	Mar 15, 2021	[email protected]
└ 51.91.42.128/25	128	OVH_229832048	Abjp Services (ORG-AS586-RIPE)	LEGACY	Jul 16, 2019	[email protected]
└ 51.91.43.32/27	32	OVH_396121993	S.R.L. DESLAB.IT (ORG-DSDG1-RIPE)	LEGACY	Nov 19, 2021	[email protected]
└ 51.91.44.128/25	128	OVH-DEDICATED-FO	OVH Ltd (ORG-OL17-RIPE)	LEGACY	Jun 6, 2019	[email protected]
└ 51.91.45.0/28	16	OVH_247031882	Lopez Fernandez Jose (ORG-LFJ1-RIPE)	LEGACY	Nov 13, 2019	[email protected]
└ 51.91.45.64/29	8	OVH_225586196	DI BIASE PAscal (ORG-DBP1-RIPE)	LEGACY	Jun 6, 2019	[email protected]
└ 51.91.45.72/29	8	OVH_225603859	De Meyer Adrien (ORG-DMA36-RIPE)	LEGACY	Jun 6, 2019	[email protected]
└ 51.91.45.96/27	32	OVH_255910771	Zimmermann Alexis (ORG-ZA128-RIPE)	LEGACY	Jan 17, 2023	[email protected] via OVH
└ 51.91.45.128/25	128	RAIOLA-NETWORKS-NET29N	Raiola Networks SL (ORG-PHR2-RIPE)	LEGACY	Jun 6, 2019	[email protected]
└ 51.91.46.8/29	8	OVH_247530855	Tanit Web Engineering (ORG-TWE1-RIPE)	LEGACY	Nov 24, 2019	[email protected] via OVH
└ 51.91.46.64/29	8	OVH_228846284	Thenaisy Olivier (ORG-TO63-RIPE)	LEGACY	Jul 2, 2019	[email protected] via OVH
└ 51.91.46.72/29	8	OVH_228917069	PALOMAR-ORTIZ Patrice (ORG-PP156-RIPE)	LEGACY	Jul 2, 2019	[email protected]
└ 51.91.46.80/28	16	OVH_288467807	Vanderheyden Hannes (ORG-VH44-RIPE)	LEGACY	Aug 1, 2020	[email protected]
└ 51.91.47.128/27	32	OVH_230358420	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 25, 2022	[email protected]
└ 51.91.47.184/29	8	OVH_225791730	Ziajka Tomasz (ORG-ZT32-RIPE)	LEGACY	Jun 11, 2019	[email protected]
└ 51.91.48.0/24	256	SD-GRA-G244-gra2-sdagg28a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 27, 2019	[email protected]
└ 51.91.49.0/24	256	SD-GRA2-G232-gra2-sdagg27a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	May 28, 2019	[email protected]
└ 51.91.50.0/24	256	SD-onenetwork	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 2, 2026	[email protected]
└ 51.91.51.0/24	256	rbx7-sdagg21a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 7, 2019	[email protected]
└ 51.91.56.0/22	1,024	VPS-GRA6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 1, 2019	[email protected]
└ 51.91.60.0/24	256	IPLB-GRA	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 14, 2019	[email protected]
└ 51.91.61.0/24	256	SD-GRA-G242-gra2-sdagg29a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 17, 2019	[email protected]
└ 51.91.62.0/24	256	SD-GRA-G242-gra2-sdagg29a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 17, 2019	[email protected]
└ 51.91.63.0/24	256	PCI-LABOSOFT1-DEV	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 3, 2019	[email protected]
└ 51.91.64.0/24	256	rbx7-sdagg28a-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 15, 2019	[email protected]
└ 51.91.65.0/24	256	SD-RBX-rbx7-sdagg29a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 15, 2019	[email protected]
└ 51.91.66.0/24	256	SD-GRA-G253-gra2-sdagg37a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 16, 2019	[email protected]
└ 51.91.67.0/24	256	SD-GRA-G243-gra2-sdagg36a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 18, 2019	[email protected]
└ 51.91.68.0/24	256	SD-GRA-G243-gra2-sdagg36a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 18, 2019	[email protected]
└ 51.91.69.0/24	256	sbg3-sdagg12AB-n93-1-1	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 21, 2019	[email protected]
└ 51.91.70.0/24	256	rbx7-sdagg17ab-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 22, 2019	[email protected]
└ 51.91.71.0/24	256	SD-GRA-G254-gra2-sdagg37a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 22, 2019	[email protected]
└ 51.91.72.0/24	256	SD-GRA-G253-gra2-sdagg37a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 23, 2019	[email protected]
└ 51.91.73.0/24	256	SD-GRA-G243-gra2-sdagg39a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 25, 2019	[email protected]
└ 51.91.74.0/24	256	SD-GRA-G243-gra2-sdagg39a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 25, 2019	[email protected]
└ 51.91.75.0/24	256	SD-SBG-sbg3-sdagg13a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 18, 2019	[email protected]
└ 51.91.76.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 1, 2019	[email protected]
└ 51.91.80.0/24	256	SD-SBG-sbg3-sdagg13a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 18, 2019	[email protected]
└ 51.91.81.0/24	256	IOLB-SBG5	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jun 19, 2020	[email protected]
└ 51.91.82.0/24	256	SD-RBX-rbx7-sdagg31a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 21, 2019	[email protected]
└ 51.91.83.0/24	256	SD-RBX-rbx7-sdagg31a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 21, 2019	[email protected]
└ 51.91.84.192/27	32	OVH_247351675	De Saporta Philippe (ORG-DSP6-RIPE)	LEGACY	Nov 20, 2019	[email protected]
└ 51.91.84.224/27	32	OVH_247368413	Davis Jamie Davis (ORG-BK123-RIPE)	LEGACY	Nov 20, 2019	[email protected]
└ 51.91.85.0/24	256	PCI-GRA9	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 24, 2025	[email protected]
└ 51.91.86.128/27	32	OVH-DEDICATED-FO	OVH Hosting OY (ORG-OH6-RIPE)	LEGACY	Nov 21, 2019	[email protected] via OVH
└ 51.91.86.192/27	32	OVH-DEDICATED-FO	OVH Sp. z o. o. (ORG-OS23-RIPE)	LEGACY	Jan 13, 2020	[email protected] via OVH
└ 51.91.86.224/27	32	OVH_255773603	Astroline VoIP Services S.L. Astroline VoIP Services S.L. (ORG-ACSA12-RIPE)	LEGACY	Jan 14, 2020	[email protected]
└ 51.91.87.160/27	32	OVH_255428995	Reyes Reyesit (ORG-RR155-RIPE)	LEGACY	Jan 8, 2020	[email protected]
└ 51.91.88.0/24	256	OVH_12315027	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 22, 2019	[email protected]
└ 51.91.89.160/27	32	OVH-DEDICATED-FO	OVH Hosting LDA (ORG-OL44-RIPE)	LEGACY	Nov 23, 2019	[email protected] via OVH
└ 51.91.89.192/29	8	OVH_387264230	Kottas Benoit (ORG-KB52-RIPE)	LEGACY	Feb 4, 2025	[email protected] via OVH
└ 51.91.89.200/30	4	OVH_252124106	Guillermo Cordeiro (ORG-GC140-RIPE)	LEGACY	Dec 29, 2019	[email protected]
└ 51.91.89.204/30	4	OVH_347082653	OVH Hosting Limited (ORG-OH5-RIPE)	LEGACY	Jul 17, 2024	[email protected] via OVH
└ 51.91.89.224/27	32	OVH_259087123	Media GmbH Superlead (ORG-MGS18-RIPE)	LEGACY	Feb 2, 2020	[email protected]
└ 51.91.90.0/25	128	OVH_251251027	OVH OVH (ORG-OO71-RIPE)	LEGACY	Dec 21, 2022	[email protected]
└ 51.91.90.128/25	128	OVH-DEDICATED-FO	OVH Hispano (ORG-OH1-RIPE)	LEGACY	Nov 25, 2019	[email protected] via OVH
└ 51.91.91.0/26	64	OVH_302378326	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 19, 2020	[email protected]
└ 51.91.91.64/26	64	Advens-AntiDDoS-network	ADVENS infra AntiDDoS network (ORG-AIAN2-RIPE)	LEGACY	Nov 26, 2019	[email protected] via OVH
└ 51.91.91.128/25	128	OVH_244803816	Smartpanda Network (ORG-SN162-RIPE)	LEGACY	Nov 14, 2022	[email protected] via OVH
└ 51.91.92.0/25	128	PCSCloud	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Nov 26, 2019	[email protected]
└ 51.91.92.160/27	32	OVH-DEDICATED-FO	OVH Hosting OY (ORG-OH6-RIPE)	LEGACY	Nov 27, 2019	[email protected] via OVH
└ 51.91.93.64/26	64	OVH_395615813	Addoume FZ (ORG-AF153-RIPE)	LEGACY	Nov 12, 2021	[email protected]
└ 51.91.93.128/29	8	OVH_286061520	SARL Advency (ORG-GF88-RIPE)	LEGACY	Jul 30, 2020	[email protected]
└ 51.91.93.192/26	64	OVH_250932553	Media GmbH Superlead (ORG-MGS18-RIPE)	LEGACY	Dec 19, 2022	[email protected]
└ 51.91.94.0/25	128	OVH-DEDICATED-FO	OVH BV (ORG-OB14-RIPE)	LEGACY	Nov 27, 2019	[email protected] via OVH
└ 51.91.94.160/27	32	OVH_247794815	Reile Wolfgang (ORG-RW11-RIPE)	LEGACY	Nov 27, 2019	[email protected] via OVH
└ 51.91.94.192/27	32	OVH_264998484	Place Baptiste (ORG-PB201-RIPE)	LEGACY	Mar 24, 2023	[email protected]
└ 51.91.94.248/29	8	OVH_295271756	Gavino Rodriguez Israel (ORG-GRI2-RIPE)	LEGACY	Sep 10, 2020	[email protected]
└ 51.91.95.0/24	256	SD-onenetwork	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jul 31, 2025	[email protected]
└ 51.91.96.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 12, 2019	[email protected]
└ 51.91.100.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 18, 2019	[email protected]
└ 51.91.104.0/24	256	gra2-sdagg34a-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 19, 2019	[email protected]
└ 51.91.105.0/24	256	rbx7-sdagg26a-b-n93-1-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 24, 2019	[email protected]
└ 51.91.106.0/24	256	rbx7-sdagg26a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 24, 2019	[email protected]
└ 51.91.107.0/24	256	SD-RBX-rbx7-sdagg27a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 27, 2019	[email protected]
└ 51.91.108.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 25, 2019	[email protected]
└ 51.91.112.0/24	256	OVH_312438015	Fedko Marina (ORG-FM149-RIPE)	LEGACY	Jan 16, 2024	[email protected]
└ 51.91.113.64/27	32	OVH_346342055	Ricerca Talencchi (ORG-MSMS22-RIPE)	LEGACY	Apr 10, 2021	[email protected]
└ 51.91.113.96/28	16	OVH_346354509	Margaryan Chavarch (ORG-MC261-RIPE)	LEGACY	Apr 10, 2021	[email protected]
└ 51.91.113.112/28	16	OVH_346355138	Ricerca Talencchi (ORG-MSMS22-RIPE)	LEGACY	Apr 10, 2021	[email protected]
└ 51.91.113.208/28	16	OVH_96978188	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Apr 19, 2021	[email protected]
└ 51.91.113.248/29	8	OVH_402623355	OVH Technical Contact OVH Technical Contact OVH Technical Contact OVH Technical Contact (ORG-OTCO2-RIPE)	LEGACY	Dec 16, 2021	[email protected] via OVH
└ 51.91.114.0/29	8	OVH_375576564	Smith Nino (ORG-SN347-RIPE)	LEGACY	Aug 26, 2021	[email protected]
└ 51.91.114.124/30	4	OVH_443904625	PICKUS Johan (ORG-PJ183-RIPE)	LEGACY	Jun 15, 2022	[email protected]
└ 51.91.114.160/28	16	OVH_346426341	Smith Nino (ORG-SN347-RIPE)	LEGACY	Apr 11, 2021	[email protected]
└ 51.91.114.176/28	16	OVH_346430642	Ricerca Talencchi (ORG-MSMS22-RIPE)	LEGACY	Apr 11, 2021	[email protected]
└ 51.91.114.192/26	64	OVH_387328106	Indriksons Andris (ORG-IA2105-RIPE)	LEGACY	Feb 4, 2025	[email protected]
└ 51.91.115.128/27	32	OVH_346539522	GHIENA Jean-Philippe (ORG-GJ157-RIPE)	LEGACY	Apr 12, 2021	[email protected]
└ 51.91.116.0/24	256	SD-RBX-rbx7-sdagg27a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 27, 2019	[email protected]
└ 51.91.117.0/24	256	Lab-VAC-Game-RBX2-Room-32	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 2, 2019	[email protected]
└ 51.91.118.0/24	256	sbg3-sdagg11a-b-n93-1-1	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 9, 2019	[email protected]
└ 51.91.119.0/24	256	rbx7-sdagg28a-n93-1-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Oct 15, 2019	[email protected]
└ 51.91.120.0/21	2,048	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 30, 2019	[email protected]
└ 51.91.128.0/24	256	SD-MAGGIE-GRA2-G244B-gra2-sdagg33a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 9, 2019	[email protected]
└ 51.91.129.0/24	256	SD-RBX	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 16, 2019	[email protected]
└ 51.91.130.0/24	256	rbx7-sdagg25a-b-n93-1-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 28, 2019	[email protected]
└ 51.91.131.0/24	256	rbx7-sdagg25a-b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 28, 2019	[email protected]
└ 51.91.132.0/22	1,024	PCI-GRA7	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 19, 2019	[email protected]
└ 51.91.136.0/21	2,048	PCI-GRA7	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 28, 2019	[email protected]
└ 51.91.144.0/21	2,048	PCI-SBG5	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Aug 31, 2019	[email protected]
└ 51.91.152.0/24	256	SD-SBG-SBG3-MAGGIE-S331B-sbg3-sdagg10a-n93_sbg3-sdagg10b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 3, 2019	[email protected]
└ 51.91.153.0/24	256	SD-SBG-SBG3-MAGGIE-S331B-sbg3-sdagg10a-n93_sbg3-sdagg10b-n93-2-2	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 3, 2019	[email protected]
└ 51.91.154.0/24	256	gra2-sdagg34a-b-n93	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 4, 2019	[email protected]
└ 51.91.155.0/24	256	gra2-sdagg35b-n93-1-1	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 18, 2019	[email protected]
└ 51.91.156.0/22	1,024	VPS-SBG6	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Sep 6, 2019	[email protected]
└ 51.91.160.0/24	256	SD-onenetwork	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jan 29, 2025	[email protected]
└ 51.91.161.0/24	256	PCI-GRA11	OVH SAS (ORG-OS3-RIPE) · FR	LEGACY	Jan 30, 2025	[email protected]
└ 51.91.162.16/28	16	OVH_308413613	Ginzo Technologies Ginzo Technologies (ORG-SES33-RIPE)	LEGACY	Nov 10, 2020	[email protected]
└ 51.91.162.96/27	32	OVH_230181226	Akarramou Abderrahim (ORG-AA2269-RIPE)	LEGACY	Jul 23, 2019	[email protected]
└ 51.91.162.160/27	32	OVH_230240124	Sisternes Herrera (ORG-SH134-RIPE)	LEGACY	Jul 25, 2019	[email protected]
└ 51.91.162.192/26	64	OVH_230217219	datBIM datBIM (ORG-DD194-RIPE)	LEGACY	Jul 24, 2019	[email protected]

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A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses

Type	Addresses	Share	Ranges
Hosting	65,531	>99%	6
VPNanonymizer	4	<0.01%	4
Tor exitanonymizer	1	<0.01%	1

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS16276

Name: OVH SAS
Type: Hosting
Registered: Feb 15, 2001
Domain: ovhcloud.com
Website: www.ovhcloud.com
Industry: Hosting and Cloud Provider
Spamhaus ASN-DROP: not listed
VPN servers: 419
Tor exits: 12

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
51.91.0.0/16	AS16276	/16	RIPE	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS16276	RIPE		OVH-MNT	Apr 8, 2019

51.91.0.0/16

Residential-proxy exits

Exits seen per day

Path

Operators, sellers and brokers

VPN services

Tor

Lineage

From the registry to its use

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS16276

Who has announced this prefix

Routing history

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact