Data as of Nov 6, 2026
217.28.129.0/24
7 residential-proxy exits · 30 daysHostkey B.V. · space held by Xantho UAB
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
SUB-ALLOCATED PA Jun 12, 2026
to a party the registry does not name by Xantho UAB
Residential-proxy exits
Proxy exits
7
2.7% of its addresses · 30 days
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
58 observations
IPv4 market
Path
Reallocated to a party the registry does not name · Jun 12, 2026 · 5 mo ago · by Xantho UAB
1 · Holder
record created Jun 12, 2026 · reallocated to a party the registry does not name Jun 12, 2026
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
217.28.129.0/24
From the registry to its use
- Jun 15, 2011– Jun 22, 2012Announced
- Apr 10, 2022– May 27, 2022AnnouncedAS1239 Cogent Communications, LLC
- May 16, 2022– Nov 23, 2022
- Nov 12, 2022– Jan 10, 2023
- Nov 24, 2022– Dec 17, 2022
- Dec 30, 2022– Feb 15, 2023
- Feb 16, 2023– Nov 6, 2023
- Dec 1, 2023– Dec 12, 2023
- Dec 13, 2023– Feb 22, 2024AnnouncedAS208287 DataGruppen MultiMed A/S
- Feb 23, 2024– today
- Feb 27, 2024Route objectAS57043 Hostkey B.V.RIPE route object for AS57043 Hostkey B.V., maintainer LIR-AE-RCSTECHNOLOGIES-1-MNT
- Jun 12, 2026Registry recordXantho UABALLOCATED PA217.28.128.0 - 217.28.130.255
- todayLeased fromInterLIRLessor
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 |
|---|---|---|---|---|---|---|
| 217. | 768 | LT-UABXANTHO37-20220413 | Xantho UAB (ORG-XU5-RIPE) · LT | ALLOCATED PA | Jun 12, 2026 | abuse@ |
| └ 217.28.129.0/24 | 256 | Interlir | unknown | SUB-ALLOCATED PA | Jun 12, 2026 | abuse@ via LT-UABXANTHO37-20220413 |
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
IPv4 market
Holder
- Organization
- Xantho UAB
- Handle
- ORG-XU5-RIPE
- Range
- 217.
28. 128. 0 - 217. 28. 130. 255 - Registration type
- ALLOCATED PA
- Record created
- Jun 12, 2026
- Reallocated to
- Not named in the registry
- Reallocated range
- 217.
28. 129. 0/ 24 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Jun 12, 2026
Origin network
AS57043
NL
- Name
- Hostkey B.V.
- Type
- Hosting
- Registered
- Jul 7, 2011
- Domain
- hostkey.com
- Website
- www.hostkey.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2011
- Current origin since
- Feb 2024 · 2.7 yr
- Origin networks
- 9
- Last change of origin
- Feb 2024
Recorded history
History
- Handoffs
- 9
Whois
Registration for this announcement
- Range
- 217.
28. 129. 0/ 24 - Netname
- Interlir
- Registrant country
- US
- Organization
- Not stated by the registry
- Type
- SUB-ALLOCATED PA
- Created
- Jun 12, 2026
- Updated
- Jun 12, 2026
- Maintainer
- xantho-mnt
- RIR
- RIPE NCC
- Country
- LT
- Delegated
- Apr 13, 2022
- Status
- assigned
Report abuse
Abuse contact
- abuse@
xantho. lt - Name
- Abuse-C Role
- Handle
- XANT1