AS2721 · US · ARIN
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3
Upstream providers
2
Downstream customers
8.4k
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
GTT-BACKBONE
AS3257
 2024-11-01
1y 6mo
 2026-04-30
176 peers
AS209 AS260 AS1031 AS1280 AS1828 AS2914 AS3214 AS3216 AS3257 AS3320 AS3491 AS4128 AS4641 AS4775 AS5392 AS5413 AS5580 AS6453 AS6830 AS8218 AS8220 AS8529 AS8582 AS11399 AS12350 AS12859 AS12956 AS14630 AS14907 AS15562 AS15692 AS16260 AS16276 AS16347 AS17350 AS20080 AS20514 AS20811 AS23673 AS24482 AS25152 AS30950 AS32590 AS34177 AS35280 AS35710 AS38726 AS40864 AS41095 AS41811 AS42473 AS46450 AS47147 AS47692 AS48112 AS48185 AS49434 AS49544 AS49605 AS51185 AS52075 AS52468 AS53062 AS57866 AS64475 AS138685 AS142271 AS150369 AS151704 AS199524 AS204092 AS263152 AS264409 AS266213 AS267613 AS271253 AS398465
AS2711
AS2711
 2024-11-01
1y 6mo
 2026-04-30
59 peers
AS209 AS955 AS999 AS1031 AS3214 AS3320 AS3399 AS3491 AS3549 AS4775 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8426 AS11039 AS12956 AS14315 AS14907 AS15605 AS16276 AS24516 AS27678 AS27986 AS28917 AS32590 AS35710 AS37697 AS40864 AS48112 AS49434 AS49605 AS51185 AS52468 AS61832 AS64475 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS264409 AS271253
AS174
AS174
 2024-11-01
1y 6mo
 2026-04-30
237 peers
AS209 AS680 AS835 AS924 AS955 AS999 AS1031 AS1103 AS1140 AS1280 AS1828 AS2152 AS2518 AS2734 AS2914 AS3214 AS3216 AS3320 AS3333 AS3399 AS3491 AS3549 AS4128 AS4608 AS4641 AS4775 AS4826 AS5392 AS5413 AS6360 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS7768 AS8218 AS8220 AS8298 AS8426 AS8455 AS8529 AS8660 AS9002 AS11039 AS11399 AS12350 AS12859 AS12956 AS13237 AS13781 AS14041 AS14315 AS14630 AS14907 AS15562 AS15605 AS15692 AS16276 AS16347 AS16552 AS17350 AS17660 AS19529 AS19653 AS20080 AS20514 AS20811 AS22296 AS23673 AS24482 AS25091 AS25152 AS25220 AS27986 AS28329 AS28624 AS28917 AS29479 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35266 AS35280 AS35600 AS35710 AS36924 AS37697 AS38001 AS38726 AS39642 AS40864 AS41095 AS41811 AS42473 AS42541 AS46450 AS47147 AS47692 AS48112 AS48185 AS48237 AS49028 AS49134 AS49434 AS49544 AS49605 AS50628 AS50877 AS51185 AS51873 AS52075 AS52468 AS52873 AS53062 AS53828 AS55720 AS57187 AS57777 AS57866 AS58511 AS58717 AS59105 AS59414 AS60924 AS61832 AS64475 AS132847 AS132884 AS134823 AS138685 AS140627 AS142271 AS142289 AS150369 AS151704 AS197580 AS199518 AS199524 AS204092 AS209823 AS212317 AS215230 AS216285 AS262462 AS263009 AS263152 AS263541 AS264409 AS266213 AS267613 AS268976 AS271253 AS397131 AS398465

Customers (2)

Customer Country First Seen Last Seen IPs Peers Confidence
AS2722
AS2722
 US 2024-11-01
1y 6mo
 2026-04-30 9.5k
213 peers
AS209 AS260 AS835 AS924 AS999 AS1031 AS3214 AS3216 AS3257 AS3320 AS3399 AS3491 AS3549 AS4641 AS4775 AS5392 AS5413 AS5580 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS7768 AS8218 AS8220 AS8298 AS8426 AS8455 AS8529 AS8582 AS9002 AS12350 AS12956 AS13237 AS13781 AS14041 AS14630 AS14907 AS15605 AS16260 AS16276 AS16347 AS16552 AS17350 AS17660 AS19529 AS20080 AS20514 AS20811 AS23673 AS24482 AS25091 AS25220 AS27986 AS28329 AS28917 AS29479 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35280 AS35600 AS35710 AS36924 AS37697 AS38001 AS38726 AS39642 AS40864 AS41095 AS41811 AS42473 AS42541 AS47147 AS48112 AS48185 AS48237 AS49028 AS49434 AS49544 AS49605 AS50628 AS50877 AS51185 AS52075 AS52468 AS52873 AS53062 AS55720 AS57777 AS57866 AS58511 AS59414 AS60924 AS61832 AS64475 AS132884 AS134823 AS138685 AS142271 AS151704 AS197580 AS199524 AS204092 AS209823 AS215230 AS216285 AS262462 AS263009 AS263152 AS263541 AS264409 AS266213 AS267613 AS271253 AS397131
AS13429
AS13429
 US 2024-11-01
1y 6mo
 2026-04-30 132k
207 peers
AS209 AS260 AS924 AS955 AS999 AS1031 AS1140 AS1280 AS1828 AS2914 AS3214 AS3216 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS4775 AS4826 AS5392 AS5413 AS5580 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8455 AS8529 AS8582 AS8660 AS11399 AS12350 AS12859 AS12956 AS13781 AS14041 AS14630 AS14907 AS15562 AS15605 AS15692 AS16260 AS16276 AS16347 AS16552 AS17350 AS17660 AS19529 AS20080 AS20514 AS20811 AS22296 AS23673 AS24482 AS25152 AS27986 AS28329 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35280 AS35710 AS36924 AS37697 AS38001 AS38726 AS39642 AS40864 AS41095 AS41811 AS42473 AS42541 AS46450 AS47147 AS47692 AS48112 AS48185 AS48237 AS49028 AS49134 AS49434 AS49544 AS49605 AS50628 AS51185 AS52075 AS52468 AS52873 AS53062 AS57866 AS59414 AS60924 AS61832 AS64475 AS132884 AS134823 AS138685 AS142271 AS150369 AS151704 AS197580 AS199518 AS199524 AS204092 AS212317 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213 AS267613 AS271253 AS397131 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

3
v4 prefixes
8.4k
v4 addresses
0
v6 prefixes
0
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2024-11-08
Lost Transit
AS11164 AS11164 → lost provider AS2721 AS2721
Confidence: 85% Duration: 1d
⇄
2024-11-07
New Transit
AS11164 AS11164 → added provider AS2721 AS2721
Confidence: 90%
⇄
2024-11-06
New Transit
AS2721 AS2721 → added provider AS2711 AS2711
Confidence: 90%
⇄
2024-11-02
New Transit
AS13429 AS13429 → added provider AS2721 AS2721
Confidence: 90%
⇄
2024-11-02
New Transit
AS2722 AS2722 → added provider AS2721 AS2721
Confidence: 90%
⇄
2024-11-02
New Transit
AS2721 AS2721 → added provider GTT-BACKBONE AS3257
Confidence: 90%
⇄
2024-11-02
New Transit
AS2721 AS2721 → added provider AS2722 AS2722
Confidence: 90%
⇄
2024-11-02
New Transit
AS2721 AS2721 → added provider AS174 AS174
Confidence: 90%
⇄

Renewal Calendar

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

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