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AS12100 · US · ARIN
Export CSV
1
Upstream providers
2
Downstream customers
512
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
AS19844
AS19844
 2024-09-01
1y 8mo
 2026-05-14
155 peers
AS174 AS209 AS260 AS553 AS1299 AS2914 AS3130 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4775 AS5580 AS6057 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS7768 AS8582 AS8888 AS11845 AS12956 AS15547 AS15562 AS15692 AS16276 AS17660 AS19529 AS25160 AS27986 AS32590 AS32709 AS34549 AS35710 AS37468 AS38008 AS40864 AS44901 AS46997 AS47147 AS48919 AS50877 AS52468 AS52873 AS55720 AS56457 AS56987 AS57695 AS58057 AS61573 AS61832 AS64475 AS132825 AS132884 AS136557 AS137409 AS151326 AS151704 AS197580 AS199524 AS202365 AS212271 AS262427 AS262462 AS264845 AS265721 AS268976 AS272403 AS328840 AS328964 AS398465
v4 v6

Customers (2)

Addr family: All IPv4 IPv6
Customer Country First Seen Last Seen IPs Peers Confidence AF
AS30436
AS30436
 US 2024-09-01
1y 8mo
 2026-05-14 1.5k
63 peers
AS209 AS260 AS2914 AS3257 AS3320 AS3549 AS4128 AS4775 AS5580 AS6057 AS6082 AS6453 AS6461 AS6730 AS6830 AS7018 AS7768 AS8582 AS12956 AS15562 AS15692 AS16276 AS17660 AS19529 AS27986 AS32590 AS32709 AS35710 AS40864 AS47147 AS52873 AS56987 AS132825 AS132884 AS151326 AS151704 AS202365 AS262462 AS264845
v4 v6
AS8175
AS8175
 US 2025-07-18
10mo
 2026-05-14 63k
90 peers
AS209 AS260 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4775 AS5580 AS6057 AS6082 AS6453 AS6461 AS6730 AS6830 AS7018 AS7768 AS8582 AS12956 AS15562 AS15692 AS16276 AS17660 AS19529 AS27986 AS32590 AS35710 AS38008 AS40864 AS46997 AS47147 AS52873 AS56987 AS64475 AS132825 AS132884 AS151326 AS151704 AS197580 AS199524 AS202365 AS262462 AS264845
v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

2
v4 prefixes
512
v4 addresses
0
v6 prefixes
0
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2025-07-26
Lost Transit
AS6921 AS6921 → lost provider AS12100 AS12100
Confidence: 85% Duration: 327d
⇄
2025-07-19
New Transit
AS8175 AS8175 → added provider AS12100 AS12100
Confidence: 90%
⇄
2024-09-02
New Transit
AS30436 AS30436 → added provider AS12100 AS12100
Confidence: 90%
⇄
2024-09-02
New Transit
AS12100 AS12100 → added provider AS19844 AS19844
Confidence: 90%
⇄
2024-09-02
New Transit
AS6921 AS6921 → added provider AS12100 AS12100
Confidence: 90%
⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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