Data as of Nov 6, 2026
81.27.93.72/29
No anonymizer space · no proxy exits in 30 daysMainframe & Cybernetic Systems Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 81.27.88.0/21 since Mar 2025 | AS25577 | Hosting |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 81.27.93.0/24 | 256 | TR-CERKEZKOY-20020411 | Cerkezkoy Organize Sanayi Bolgesi (ORG-COSB1-RIPE) · TR | ALLOCATED PA | Jan 28, 2026 | abuse@ |
| └ 81.27.93.72/29 | 8 | CMP-NET | CMP UK Limited | ASSIGNED PA | Sep 11, 2014 | abuse@ via TR-CERKEZKOY-20020411 |
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
Announced by
Covering announcement 81.27.92.0/23
- Prefix
- 81.27.92.0/23
- Announced by
- AS25577 Mainframe & Cybernetic Systems Limited
- Type
- Hosting
- RPKI
- No RPKI
- RIR
- RIPE NCC
Registry
Holder
- Organization
- Not stated by the registry
Routing timeline
Covering aggregate above, the prefix's own history below
81.27.92.0/23
Routing history
- Pattern
- Stable
- First seen
- Dec 2025
- Current origin since
- Dec 2025 · 10 mo
- Origin networks
- 1
Whois
Registration for this announcement
81.27.92.0/23 spans several registrations: 13 records are listed under Registrations.
- Registrant country
- EU
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Apr 11, 2002
- Status
- assigned