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AS19844 · US · ARIN
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4
Upstream providers
3
Downstream customers
21k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
GTT-BACKBONE
AS3257
 2025-03-09
1y 3mo
 2026-06-05
254 peers
AS260 AS2914 AS3257 AS3320 AS3491 AS4128 AS4775 AS5580 AS6453 AS6461 AS6730 AS6762 AS6830 AS8582 AS12956 AS15605 AS16276 AS17660 AS25152 AS32590 AS32709 AS35710 AS37697 AS38008 AS40864 AS46997 AS47147 AS48919 AS56987 AS64475 AS132825 AS132884 AS136557 AS151326 AS151704 AS197580 AS199524 AS263009 AS267613
v4 v6
AS3356
AS3356
 2024-09-01
1y 9mo
 2026-06-05
214 peers
AS174 AS209 AS553 AS1000 AS2914 AS3130 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4775 AS5580 AS6057 AS6082 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS8888 AS11845 AS12956 AS15547 AS15562 AS15605 AS15692 AS16276 AS17290 AS17660 AS19529 AS25152 AS32590 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 AS200612 AS202365 AS212271 AS262427 AS262462 AS264409 AS264845 AS265721 AS268976 AS272403 AS328840 AS328964 AS398465
v4 v6
TWELVE99
AS1299
 2024-09-01
1y 9mo
 2026-06-05
137 peers
AS701 AS1000 AS3320 AS6461 AS6830 AS7018 AS12956 AS17350 AS19529 AS47147 AS263009 AS328840
v4 v6
AS6939
AS6939
 2024-09-01
1y 9mo
 2026-06-05
27 peers
AS1299 AS25160 AS199524 AS398465
v4 v6

Customers (3)

Addr family: All IPv4 IPv6
Customer Country First Seen Last Seen IPs Peers Confidence AF
AS12100
AS12100
 US 2024-09-01
1y 9mo
 2026-06-05 512
155 peers
AS174 AS209 AS260 AS1000 AS2914 AS3130 AS3257 AS3320 AS3549 AS4128 AS4775 AS5580 AS6057 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8582 AS11845 AS12956 AS15547 AS15562 AS15605 AS15692 AS16276 AS17660 AS19529 AS25152 AS32590 AS32709 AS35710 AS37468 AS38008 AS40864 AS46997 AS47147 AS52468 AS52873 AS56457 AS56987 AS58057 AS132825 AS132884 AS136557 AS151326 AS151704 AS199524 AS202365 AS212271 AS262427 AS262462 AS263009 AS264409 AS264845 AS265721 AS267613 AS268976 AS328840 AS328964
v4 v6
AS21635
AS21635
 US 2024-09-01
1y 9mo
 2026-06-05 256
5 peers
AS209 AS3549
v4 v6
AKAMAI-ASN1
AS20940
 NL 2025-02-09
1y 4mo
 2026-06-05 256
78 peers
AS199524
v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

39
v4 prefixes
21k
v4 addresses
5
v6 prefixes
1
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2026-06-02
Lost Transit
AS21635 AS21635 → lost provider AS19844 AS19844
Confidence: 85% Duration: 638d
⇄
2026-05-23
Lost Transit
AS19844 AS19844 → lost provider AS13786 AS13786
Confidence: 85% Duration: 628d
⇄
2026-05-09
Lost Transit
AKAMAI-ASN1 AS20940 → lost provider AS19844 AS19844
Confidence: 85% Duration: 453d
⇄
2026-01-17
Lost Transit
FLAGLER-CLERK AS399253 → lost provider AS19844 AS19844
Confidence: 85% Duration: 484d
⇄
2025-11-20
Lost Transit
AS21635 AS21635 → lost provider AS19844 AS19844
Confidence: 85% Duration: 444d
⇄
2025-10-22
Lost Transit
AS19844 AS19844 → lost provider AS13786 AS13786
Confidence: 85% Duration: 415d
⇄
2025-06-16
Lost Transit
ATGA3525-BGP-LUMEN-COGENT AS398388 → lost provider AS19844 AS19844
Confidence: 85% Duration: 2d
⇄
2025-02-10
Lost Transit
AS19844 AS19844 → lost provider AS13786 AS13786
Confidence: 85% Duration: 161d
⇄
2025-01-03
Lost Transit
FLAGLER-CLERK AS399253 → lost provider AS19844 AS19844
Confidence: 85% Duration: 105d
⇄
2024-11-17
Lost Transit
FLAGLER-CLERK AS399253 → lost provider AS19844 AS19844
Confidence: 85% Duration: 58d
⇄
2024-10-15
Lost Transit
FLAGLER-CLERK AS399253 → lost provider AS19844 AS19844
Confidence: 85% Duration: 25d
⇄
2024-09-21
Lost Transit
FLAGLER-CLERK AS399253 → lost provider AS19844 AS19844
Confidence: 85% Duration: 1d
⇄

Renewal Calendar

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

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