Check-Host.cc

Autonomous System

AS11272 · C Spire Fiber

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Announced IPs
260k
IPv4
IPv4 Prefixes
36
IPv6 Prefixes
2
Hosted Domains
625
resolve into this AS
Peers
15
Customers
45

AS Profile

AS Name
C Spire Fiber
AS Type
NSP
Scope
Regional
Traffic
300-500Gbps
IRR AS-SET
ARIN::AS-TELEPAK-C
RIR
ARIN
Country
US
Allocated
1998-06-08

RPKI Validity

Total ROAs
65
Valid Prefixes
13
NotFound
25
Announced (BGP)
38
RPKI Coverage
34.2%

Geographic Footprint

Countries where this AS's scanned IPs are geolocated, by open-IP count.

US
3,764

Top Open Ports

Most common open ports across IPs in this AS (last 30 days).

Port Open IPs
80 354
7547 232
443 182
22 171
8082 89
179 58
9443 56
8080 28
8088 28
8443 26
554 20
8000 14
10443 14
32400 13
2000 12

Upstreams

Tier-1 / transit-free network

CAIDA AS-Relationships sees no upstream transit provider for this ASN — either a tier-1 carrier, a settlement-free routing arrangement, or an ASN that peers privately. Tier-1s like AS174, AS3356, AS6939 also show empty here.