Data as of Nov 3, 2026

81.88.48.0/20

No anonymizer space · no proxy exits in 30 days

Announcement

this exact prefix

RPKI valid

Announced by

AS39729

Type

Hosting

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder
81.88.52.0/24 since Apr 2023	AS39729	Hosting	Register S.P.A.
81.88.53.0/24 since Jan 2024	AS39729	Hosting	Register S.P.A.
81.88.58.0/24 since May 2024	AS39729	Hosting	Register S.P.A.
81.88.60.0/24 since Jul 2023	AS39729	Hosting	Register S.P.A.
81.88.61.0/24 since Jan 2026	AS39729	Hosting	Register S.P.A.
81.88.63.0/24 since Feb 2024	AS39729	Hosting	Register S.P.A.

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
81.88.48.0/20	4,096	IT-REGISTER-20060410	Register S.P.A. (ORG-RS12-RIPE) · IT	ALLOCATED PA	Apr 10, 2006	[email protected]
└ 81.88.48.16/28	16	REGISTERIT	register.it internet server	ASSIGNED PA	Feb 10, 2011	[email protected] via IT-REGISTER-20060410
└ 81.88.48.32/27	32	REGISTERIT	paganini SNAT pool	ASSIGNED PA	Jul 6, 2006	[email protected] via IT-REGISTER-20060410
└ 81.88.48.64/26	64	REGISTERIT	register.it internet server	ASSIGNED PA	Jul 4, 2006	[email protected] via IT-REGISTER-20060410
└ 81.88.48.128/28	16	REGISTERMONITOR01	SQL Monitoring	ASSIGNED PA	May 2, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.48.144/28	16	REGISTERIT03	pizzetti FTP Cluster	ASSIGNED PA	May 11, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.48.160/28	16	REGISTERIT05	Yanchenko DB instances	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.48.176/28	16	REGISTERIT04	Mozart Cluster	ASSIGNED PA	May 11, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.48.192/26	64	REGISTERVM01	Virtual Servers	ASSIGNED PA	Apr 27, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.49.0/25	128	REGISTERIT02	Register.IT Shared hosting	ASSIGNED PA	Apr 30, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.49.128/26	64	REGISTERIT06	Vivaldi Mail	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.49.192/28	16	REGISTERIT07	Strauss VMs	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.49.208/28	16	REGISTERIT08	Registry Cluster	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.49.224/27	32	REGISTERIT08	Client Exchange	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.0/28	16	REGISTERIT09	Dupre	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.16/28	16	REGISTERIT10	Puccini Monitoring	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.32/28	16	REGISTERIT11	SEM	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.48/28	16	REGISTERIT12	Rachmaninoff DB Cluster	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.64/28	16	REGISTERIT13	Handel Provisioning	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.80/28	16	REGISTERIT14	Sibelius Index	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.96/28	16	REGISTER-CORE	loopbacks and transfernets	ASSIGNED PA	Feb 21, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.112/28	16	REGISTERIT15	paganini smtp	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.128/27	32	REGISTERIT16	Yachenko DBs 2nd range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.160/27	32	REGISTERIT17	Verdi	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.192/28	16	REGISTERIT18	Rossini	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.208/28	16	REGISTERIT19	Donizetti e mascagni	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.50.224/27	32	REGISTERIT20	Paganini 2nd Range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.0/26	64	REGISTERIT21	Yachenko 3rd range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.64/27	32	REGISTERIT22	Smetana and Greig	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.96/28	16	REGISTERIT23	Gounod	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.112/28	16	REGISTERIT24	Schumann	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.128/26	64	REGISTERIT25	Massenet	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.192/28	16	REGISTERIT26	Aziendale Exchange	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.208/28	16	REGISTERIT27	Gershwin	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.224/28	16	REGISTERIT28	Bellini	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.51.240/28	16	REGISTER-CORE	loopbacks and transfernets	ASSIGNED PA	Feb 21, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.52.0/23	512	REGISTERIT_HOSTING	Hosting platform LHWP Italy	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.54.56/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.54.64/27	32	REGISTERIT_PAGANINI	Register.it auth SMTP platform	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.54.96/28	16	REGISTERIT_VLAN25	Log search engine	ASSIGNED PA	Feb 24, 2014	[email protected] via IT-REGISTER-20060410
└ 81.88.54.112/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.55.0/26	64	REGISTERIT_PEC	PEC Developing and testing platform	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.55.64/28	16	REGISTERIT_GODSIGMA	Internal DNS platform	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.55.80/28	16	REGISTERIT_SIBELIUS	Search engine platform	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.55.96/27	32	REGISTERIT_PAGANINI	Register.it auth SMTP platform	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.55.128/25	128	REGISTERIT_VLAN27	Opus to Yanchenko subnet	ASSIGNED PA	Feb 24, 2014	[email protected] via IT-REGISTER-20060410
└ 81.88.56.0/27	32	REGISTERIT_PAGANINI	Register.it hosting - SMTP SNAT pool	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.56.40/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.56.64/28	16	REGISTERIT_VLAN26	InsightVM network	ASSIGNED PA	Aug 18, 2016	[email protected] via IT-REGISTER-20060410
└ 81.88.56.80/28	16	REGISTERIT_BELLINI	Register.it hosting - SOL platform	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.56.96/27	32	REGISTERIT_VLAN122	New webmail cluster	ASSIGNED PA	Feb 24, 2014	[email protected] via IT-REGISTER-20060410
└ 81.88.56.128/25	128	REGISTERIT_VLAN27	Yanchenko 5th range	ASSIGNED PA	Aug 13, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.57.0/26	64	REGISTERIT29	Yachenko 4th range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.57.64/26	64	REGISTERIT30	VIPS range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.57.128/25	128	REGISTERIT31	Yachenko 5th range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.0/27	32	REGISTERIT32	Smetana 2nd Range	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.32/27	32	REGISTERIT33	DB testing platform	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.64/28	16	REGISTERIT34	Newton	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.80/28	16	REGISTERIT35	Backorder platform	ASSIGNED PA	May 16, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.96/27	32	REGISTERIT_VLAN36	ELK Stack servers	ASSIGNED PA	Jun 6, 2016	[email protected] via IT-REGISTER-20060410
└ 81.88.58.128/28	16	REGISTER-OPSNET1	Outside network for redundant Firewall pair	ASSIGNED PA	Nov 10, 2011	[email protected] via IT-REGISTER-20060410
└ 81.88.58.144/28	16	REGISTERIT39	PEC Production Public Network	ASSIGNED PA	Sep 7, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.58.160/28	16	REGISTERIT_PEC	PEC smtp SNAT pool	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.58.176/28	16	REGISTERIT_VLAN64	Hyper-V platform management network	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.58.192/26	64	REGISTERIT41	Additional network for VIPs	ASSIGNED PA	Sep 7, 2012	[email protected] via IT-REGISTER-20060410
└ 81.88.60.0/27	32	NAMESCO_IE-hosting	Namesco Ireland windows shared hosting	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.60.32/27	32	NAMESCO_UK-hosting	Namesco UK windows shared hosting	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.60.64/26	64	REGISTERIT_OPUS	Register.IT Shared Hosting	ASSIGNED PA	Sep 5, 2014	[email protected] via IT-REGISTER-20060410
└ 81.88.60.128/26	64	REGISTERIT_PAGANINI	Register.it auth SMTP platform	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.60.192/26	64	REGISTERIT_VLAN71	Additional network for VIPs	ASSIGNED PA	Aug 26, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.61.0/24	256	REGISTERIT_VLAN71	Load balanced services	ASSIGNED PA	May 23, 2025	[email protected] via IT-REGISTER-20060410
└ 81.88.62.0/25	128	REGISTERIT_LHWP	Register.it hosting - WEPANEL IT platform	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.62.152/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.62.160/27	32	REGISTERIT_PAGANINI	Register.it hosting - SMTP SNAT pool	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.62.192/27	32	REGISTERIT_VLAN140	MoquFE-Runfast subnet	ASSIGNED PA	Apr 26, 2016	[email protected] via IT-REGISTER-20060410
└ 81.88.62.240/29	8	REGISTERIT_PEC	PEC linknet	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.63.8/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.63.32/27	32	REGISTERIT_VLAN71	AMEN DNS load-balanced VIP subnet	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.63.64/26	64	REGISTERIT_VLAN71	Register.it hosting - DDOS mitigation subnet	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.63.128/27	32	REGISTERIT_PAGANINI	Register.it hosting - SMTP SNAT pool	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.63.160/27	32	REGISTERIT_VLAN122	Webmail cluster - popper	ASSIGNED PA	Apr 26, 2016	[email protected] via IT-REGISTER-20060410
└ 81.88.63.232/29	8	REGISTERIT_DEDICATEDSRV	Dedicated servers	ASSIGNED PA	Aug 12, 2013	[email protected] via IT-REGISTER-20060410
└ 81.88.63.240/29	8	REGISTERIT-CORE	Loopbacks and linknets	ASSIGNED PA	Apr 24, 2015	[email protected] via IT-REGISTER-20060410
└ 81.88.63.248/29	8	REGISTER-CORE	loopbacks and transfernets	ASSIGNED PA	Feb 21, 2012	[email protected] via IT-REGISTER-20060410

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

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS39729

Name: Register S.P.A.
Type: Hosting
Registered: Apr 18, 2006
Domain: dada.eu
Website: www.register.it
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
81.88.48.0/20	AS39729	/24	RIPE	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Apr 19, 2006

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
81.88.48.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.49.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.50.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.51.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.54.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.55.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.56.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.57.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.59.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015
81.88.62.0/24	AS39729	RIPE	Register.IT S.p.A. prefix	MNT-REGISTER	Aug 13, 2015

81.88.48.0/20

Announcements

Announcements inside

Registrations in this block

Network & registry

AS39729

Who has announced this prefix

Routing history

Route origin authorizations

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact