Data as of Nov 11, 2026
37.202.48.136/29
No anonymizer space · no proxy exits in 30 days3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 37.202.48.0/21 since Oct 2016 | AS6823 | Internet provider | 8 | 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S. |
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 |
|---|---|---|---|---|---|---|
| 37.202.48.0/21 | 2,048 | TR-3C1B-20120323 | 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S. (ORG-TVIH1-RIPE) · TR | ALLOCATED PA | Mar 23, 2012 | network@ |
| └ 37.202.48.136/29 | 8 | ID-5897-3720248136 | unknown | ASSIGNED PA | Mar 5, 2026 | 5897@ |
Network & registry
Announced by
Covering announcement 37.202.48.0/24
- Prefix
- 37.202.48.0/24
- Announced by
- AS6823 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- TR-3C1B-20120323
- Registrant
- 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
- RIR
- RIPE NCC
Origin network
AS6823
TR
- Name
- 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
- Type
- Internet provider
- Registered
- Apr 1, 2011
- Domain
- 3c1b.com
- Website
- www.3c1b.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
37.202.48.0/24
Routing history
- Pattern
- Stable
- First seen
- Jan 2014
- Current origin since
- Jan 2014 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.202.48.0/24 | AS6823 | /24 | RIPE | RPKI valid |
| 37.202.48.0/21 | AS6823 | /21 | RIPE | Too specific |
IRR
Route objects on 37.202.48.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS6823 | RIPE | 3C1B TELEKOM - 37.202.48.0/24 | MNT-3C1B | Feb 10, 2014 |
Whois
Registration for this announcement
- Range
- 37.
202. 48. 0/ 21 - Netname
- TR-3C1B-20120323
- Registrant
- 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
- Registrant country
- TR
- Organization
- 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S. (ORG-TVIH1-RIPE)
- Org country
- TR
- Type
- ALLOCATED PA
- Created
- Mar 23, 2012
- Updated
- Mar 18, 2026
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- TR
- Delegated
- Mar 23, 2012
- Status
- assigned
Report abuse
Abuse contact
- network@
3c1b. com - Name
- Abuse Contact
- Handle
- CK3267-RIPE