Data as of Nov 7, 2026
178.251.43.0/24
4 residential-proxy exits · 30 days3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Providers
8
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
36 observations
- Residential
- Business
Proxy providers listing exits
- BlurPath
- CliProxy
- FastProxy
- IPFly
- IPPeak
- LemonBright
- PuraRoute
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 178.251.40.0/21 since Apr 2025 | AS6823 | Internet provider | 11 | 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S. |
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 |
|---|---|---|---|---|---|---|
| 178.251.40.0/21 | 2,048 | TR-3C1B-20100618 | 3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S. (ORG-TVIH1-RIPE) · TR | ALLOCATED PA | Jun 18, 2010 | network@ |
| └ 178.251.43.0/29 | 8 | ID-5254-178251430 | unknown | ASSIGNED PA | Mar 5, 2026 | 5254@ |
| └ 178.251.43.8/29 | 8 | ID-5066-178251438 | unknown | ASSIGNED PA | Mar 5, 2026 | 5066@ |
| └ 178.251.43.16/30 | 4 | ID-7129-1782514316 | unknown | ASSIGNED PA | Mar 5, 2026 | 7129@ |
| └ 178.251.43.20/30 | 4 | ID-4998-1782514320 | unknown | ASSIGNED PA | Mar 5, 2026 | 4998@ |
| └ 178.251.43.24/30 | 4 | ID-6955-1782514324 | unknown | ASSIGNED PA | Mar 5, 2026 | 6955@ |
| └ 178.251.43.28/30 | 4 | ID-6755-1782514328 | unknown | ASSIGNED PA | Mar 5, 2026 | 6755@ |
| └ 178.251.43.32/29 | 8 | ID-6569-1782514332 | unknown | ASSIGNED PA | Mar 5, 2026 | 6569@ |
| └ 178.251.43.40/29 | 8 | ID-6698-1782514340 | unknown | ASSIGNED PA | Mar 5, 2026 | 6698@ |
| └ 178.251.43.48/30 | 4 | ID-6706-1782514348 | unknown | ASSIGNED PA | Mar 5, 2026 | 6706@ |
| └ 178.251.43.52/30 | 4 | ID-6702-1782514352 | unknown | ASSIGNED PA | Mar 5, 2026 | 6702@ |
| └ 178.251.43.56/30 | 4 | ID-6562-1782514356 | unknown | ASSIGNED PA | Mar 5, 2026 | 6562@ |
| └ 178.251.43.60/30 | 4 | ID-7155-1782514360 | unknown | ASSIGNED PA | Mar 5, 2026 | 7155@ |
| └ 178.251.43.64/28 | 16 | ID-5065-1782514364 | unknown | ASSIGNED PA | Mar 5, 2026 | 5065@ |
| └ 178.251.43.80/29 | 8 | ID-5508-1782514380 | unknown | ASSIGNED PA | Mar 5, 2026 | 5508@ |
| └ 178.251.43.88/30 | 4 | ID-6347-1782514388 | unknown | ASSIGNED PA | Mar 5, 2026 | 6347@ |
| └ 178.251.43.92/30 | 4 | ID-4998-1782514392 | unknown | ASSIGNED PA | Mar 5, 2026 | 4998@ |
| └ 178.251.43.100/30 | 4 | ID-7067-17825143100 | unknown | ASSIGNED PA | Mar 5, 2026 | 7067@ |
| └ 178.251.43.104/30 | 4 | ID-5007-17825143104 | unknown | ASSIGNED PA | Mar 5, 2026 | 5007@ |
| └ 178.251.43.108/30 | 4 | ID-6877-17825143108 | unknown | ASSIGNED PA | Mar 5, 2026 | 6877@ |
| └ 178.251.43.112/29 | 8 | ID-5125-17825143112 | unknown | ASSIGNED PA | Mar 5, 2026 | 5125@ |
| └ 178.251.43.120/30 | 4 | ID-5435-17825143120 | unknown | ASSIGNED PA | Mar 5, 2026 | 5435@ |
| └ 178.251.43.124/30 | 4 | ID-6981-17825143124 | unknown | ASSIGNED PA | Mar 5, 2026 | 6981@ |
| └ 178.251.43.128/29 | 8 | ID-5516-17825143128 | unknown | ASSIGNED PA | Mar 5, 2026 | 5516@ |
| └ 178.251.43.136/30 | 4 | ID-5902-17825143136 | unknown | ASSIGNED PA | Mar 5, 2026 | 5902@ |
| └ 178.251.43.148/30 | 4 | ID-7119-17825143148 | unknown | ASSIGNED PA | Mar 5, 2026 | 7119@ |
| └ 178.251.43.156/30 | 4 | ID-5897-17825143156 | unknown | ASSIGNED PA | Mar 5, 2026 | 5897@ |
| └ 178.251.43.176/29 | 8 | ID-5439-17825143176 | unknown | ASSIGNED PA | Mar 5, 2026 | 5439@ |
| └ 178.251.43.184/30 | 4 | ID-5012-17825143184 | unknown | ASSIGNED PA | Mar 5, 2026 | 5012@ |
| └ 178.251.43.192/28 | 16 | ID-4932-17825143192 | unknown | ASSIGNED PA | Mar 5, 2026 | 4932@ |
| └ 178.251.43.208/29 | 8 | ID-7133-17825143208 | unknown | ASSIGNED PA | Mar 5, 2026 | 7133@ |
| └ 178.251.43.216/30 | 4 | ID-7153-17825143216 | unknown | ASSIGNED PA | Mar 5, 2026 | 7153@ |
| └ 178.251.43.224/30 | 4 | ID-6524-17825143224 | unknown | ASSIGNED PA | Mar 5, 2026 | 6524@ |
| └ 178.251.43.240/29 | 8 | ID-5499-17825143240 | unknown | ASSIGNED PA | Mar 5, 2026 | 5499@ |
| └ 178.251.43.248/29 | 8 | ID-6771-17825143248 | unknown | ASSIGNED PA | Mar 5, 2026 | 6771@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 204 | 80% | 34 | |
| Residential | 52 | 20% | 7 |
Network & registry
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
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2011
- Current origin since
- Jan 2012 · 15 yr
- Origin networks
- 2
- Last change of origin
- Jan 2012
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 178.251.43.0/24 | AS6823 | /24 | RIPE | RPKI valid |
| 178.251.40.0/21 | AS6823 | /21 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS6823 | RIPE | 3C1B - METRO CUSTOMERS | MNT-3C1B | May 4, 2021 |
Whois
Registration for this announcement
- Range
- 178.
251. 40. 0/ 21 - Netname
- TR-3C1B-20100618
- 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
- Jun 18, 2010
- Updated
- Mar 18, 2026
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- TR
- Delegated
- Jun 18, 2010
- Status
- assigned
Report abuse
Abuse contact
- network@
3c1b. com - Name
- Abuse Contact
- Handle
- CK3267-RIPE