Data as of Nov 6, 2026
193.16.20.0/24
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by Pfeifer & Langen GmbH & Co. KG
Network & registry
Origin network
AS3257
US
- Name
- GTT Communications Inc.
- Type
- Internet provider
- Registered
- Sep 30, 1994
- Domain
- gtt.net
- Website
- www.gtt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 244
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2019
- Current origin since
- Sep 2019 · 7.1 yr
- Origin networks
- 2
- Last change of origin
- Sep 2019
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 193.
16. 16. 0/ 20 - Netname
- PUL-WAN-C00-15
- Registrant
- Pfeifer & Langen GmbH & Co. KG
- Registrant country
- DE
- Organization
- Pfeifer & Langen GmbH & Co. KG (ORG-PUL4-RIPE)
- Org country
- DE
- Type
- ASSIGNED PI
- Created
- Not stated by the registry
- Updated
- Mar 20, 2026
- Maintainer
- RIPE-NCC-END-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jul 29, 1992
- Status
- assigned
Report abuse
Abuse contact
- admin-c@
isg-cgn. de - Name
- ISG Informatik Service Gesellschaft mbH
- Handle
- ISGC-RIPE