31.0.0.0/8 IP Address Range

Explore geolocation information for IP ranges, including the start and end addresses and their corresponding CIDR or prefix. See details about the networks and locations associated with each address. Understand how these IPs are organized and distributed across different networks.

IPv4 range intelligence

31.0.0.0/8

Anycast
6,912 (0.04%)
Responding /16s
170 (of 256)
CDN
2,139 (0.01%)
RPKI valid
90.2%

Summary

31.0.0.0/8 holds 16,777,216 addresses spread across 109 countries and 1,665 autonomous systems, announced through 8,019 BGP prefixes. The largest single share sits in United Kingdom at 24.54%. It is administered by RIPE NCC, with registrations dating from 2010-11-25. 1,657,220 addresses answered ping and 6,912 are served over anycast.

Networks
1,665
BGP prefixes
8,019
Countries
109
Pingable IPs
1,657,220
Companies
1,526
Child ranges
256

IP Address Coverage

Mapped
16,777,216
Unmapped
0
Total addresses
16,777,216

Security

2,827,580 flagged addresses — 16.85% of 16,777,216 total.

Anonymous
530,4643.16%
Known attacker
55,8810.33%
Spam
29,4190.18%
Bot
2,3720.01%
Cloud provider
2,405,43214.34%
VPN
81,5530.49%
Residential proxy
459,2012.74%
Proxy
461,7412.75%

Coverage

Address Space

94.2%

of the range is
announced in BGP

Routed
15,804,928 94.20%
Assigned, not routed
970,752 5.79%
RIR reserved
1,536 0.01%

Regional registry

  • RIPE NCC97.52%
  • ARIN2.22%
  • APNIC0.26%

Routing security (RPKI)

90.2%

of announced space
has a valid route origin

Valid
14,251,508 90.17%
Invalid
172,300 1.09%
No ROA
1,381,120 8.74%

/8 range map

Explore the most reachable child ranges.

Autonomous systems

showing 10 of 1,665

ASNOperatorIPv4 routesIPv6 routesAddresses hereShare
AS2856
GBBritish Telecommunications Limited
545 7 2,359,808
14.93%
AS3320
DEDeutsche Telekom AG
923 50 2,231,040
14.12%
AS8075
USMicrosoft Corporation
1,235 121 525,056
3.32%
AS5410
FRBouygues Telecom SA
20 2 524,288
3.32%
AS3269
ITTelecom Italia S.p.A.
416 2 393,216
2.49%
AS30722
ITFastweb S.p.A.
4,284 3 391,168
2.47%
AS6871
GBBritish Telecommunications Limited
61 3 368,640
2.33%
AS12389
RUPJSC Rostelecom
3,306 549 356,352
2.25%
AS33915
NLVodafone Libertel B.V.
343 31 327,680
2.07%
AS5617
PLOrange Polska S.A.
77 4 262,144
1.66%

Showing 10 of 10

All IP Ranges

showing 10 of 256

PrefixFirst IPLast IPNo. of IPsPingableAnycastBogon / special‑useCategory
31.0.0.0/16 31.0.0.031.0.255.25565,536 7,98112.18% 0 0 Pingable
31.1.0.0/16 31.1.0.031.1.255.25565,536 0 0 0 No ping response
31.2.0.0/16 31.2.0.031.2.255.25565,536 1<0.01% 0 0 Pingable
31.3.0.0/16 31.3.0.031.3.255.25565,536 7,40511.30% 2560.39% 0 Anycast
31.4.0.0/16 31.4.0.031.4.255.25565,536 2,5273.86% 0 0 Pingable
31.5.0.0/16 31.5.0.031.5.255.25565,536 6911.05% 0 0 Pingable
31.6.0.0/16 31.6.0.031.6.255.25565,536 11,16217.03% 7681.17% 0 Anycast
31.7.0.0/16 31.7.0.031.7.255.25565,536 7,12310.87% 0 0 Pingable
31.8.0.0/16 31.8.0.031.8.255.25565,536 46,54671.02% 0 0 Pingable
31.9.0.0/16 31.9.0.031.9.255.25565,536 3220.49% 0 0 Pingable