Autonomous system
AS1921 RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast DNS
Hosting ARIN
IPv4 addresses
2.56K
10 prefixes
IPv6 prefixes
11
counted as prefixes, not addresses
Countries
1
mostly AT
Flagged prefixes
0
none
Summary
RcodeZero Anycast DNS (nic.at)
dns legacy
The RCODEZERO-ANYCAST network, a managed anycast DNS service operated by ipcom
GmbH, a subsidiary of nic.at (the registry for Austria's .at top-level
domain).
What it's used for
- Running a global anycast DNS platform used to serve authoritative name service for
.atand many other TLDs and domains.
Notable
- Infrastructure for authoritative DNS, not general web hosting or transit. The service is anycast across many worldwide nodes for resilience.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| AT | Austria | 21 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS1921- Registry name
- RCODEZERO-ANYCAST-SEC1-TLD
- Registrant
- NICAT-MNT
- Abuse contact
- reports@cert.at
- Registered
- 2002-08-21
- Last changed
- 2026-05-12
- Status
- active
Reputation
Classification and threat
Hosting Datacenter or cloud provider. Addresses are servers, not people.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere