UNIVERSITY-OF-MAINE-SYSTEM

AS557 · Networkmaine · US · ARIN
2
Upstream providers
5
Downstream customers
293k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
AS6939
AS6939
2025-01-01
1y 3mo
2026-04-23
32 peers
AS209 AS1299 AS398465
AS174
AS174
2025-01-01
1y 3mo
2026-04-23
194 peers
AS209 AS924 AS955 AS999 AS1031 AS2914 AS3214 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8426 AS8529 AS8582 AS9002 AS12350 AS12956 AS14315 AS14630 AS15562 AS15605 AS15692 AS16276 AS16552 AS17350 AS17660 AS19529 AS20080 AS23673 AS25152 AS25220 AS27986 AS28329 AS28917 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35266 AS35280 AS35600 AS35710 AS38001 AS39642 AS40864 AS41095 AS41811 AS48112 AS48185 AS48237 AS49134 AS49434 AS49544 AS49605 AS50628 AS50877 AS51088 AS51185 AS51873 AS52075 AS52468 AS52873 AS53062 AS55720 AS57821 AS57866 AS58308 AS58511 AS58717 AS59414 AS60924 AS61832 AS63927 AS64475 AS132847 AS132884 AS134823 AS138685 AS150369 AS151704 AS197580 AS199518 AS199524 AS204092 AS216285 AS262462 AS263009 AS263541 AS266213 AS267613 AS271253 AS328964 AS397131 AS398465

Customers (5)

Customer Country First Seen Last Seen Peers Confidence
CLOUDFLARENET-AS
AS13335
US 2025-01-01
1y 3mo
2026-04-23
40 peers
AS209 AS701 AS1273 AS1299 AS3257 AS3491 AS5580 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS12956 AS13781 AS16260 AS17350 AS31554 AS37468 AS47147 AS49028 AS57866 AS151704 AS199524 AS328840 AS328964 AS398465
AS17152
AS17152
US 2025-01-01
1y 3mo
2026-04-23
187 peers
AS209 AS701 AS1273 AS1299 AS3257 AS3491 AS5580 AS6453 AS6762 AS6830 AS7018 AS7768 AS8582 AS12956 AS13781 AS16260 AS17350 AS31554 AS47147 AS48112 AS49028 AS52873 AS151704 AS199524 AS216285 AS262462 AS271253 AS328840 AS328964 AS398465
AS22847
AS22847
US 2025-01-01
1y 3mo
2026-04-23
2 peers
AS151704
AS55032
AS55032
US 2025-01-01
1y 3mo
2026-04-23
97 peers
AS209 AS2914 AS3214 AS3491 AS3549 AS6453 AS6461 AS6762 AS6830 AS7018 AS12956 AS15562 AS15692 AS16276 AS17660 AS27986 AS48112 AS52873 AS132884 AS151704 AS199524 AS216285 AS262462 AS271253
AS6056
AS6056
US 2025-01-16
1y 3mo
2026-04-23
32 peers
AS209 AS2914 AS3214 AS3257 AS3491 AS3549 AS5580 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS12956 AS15562 AS15692 AS16276 AS17660 AS27986 AS52873 AS132884 AS151704 AS199524 AS262462 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

17
v4 prefixes
293k
v4 addresses
1
v6 prefixes
1
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

2025-12-17
New Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → added provider AS6939 AS6939
Confidence: 90%
2025-12-06
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider AS6939 AS6939
Confidence: 85% Duration: 338d
2025-11-28
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 85% Duration: 224d
2025-11-26
New Transit
AS6056 AS6056 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-11-21
New Transit
Confidence: 90%
2025-08-07
Possible Trial
UNIVERSITY-OF-MAINE-SYSTEM AS557 → possible trial with FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 60% Duration: 22d
2025-07-18
Possible Trial
UNIVERSITY-OF-MAINE-SYSTEM AS557 → possible trial with FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 60% Duration: 2d
2025-05-10
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 85% Duration: 22d
2025-04-20
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 85% Duration: 2d
2025-04-18
New Transit
Confidence: 90%
2025-04-02
New Transit
AS55032 AS55032 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-04-02
New Transit
AS17152 AS17152 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-04-02
New Transit
CLOUDFLARENET-AS AS13335 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-04-02
New Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → added provider AS6939 AS6939
Confidence: 90%
2025-04-02
New Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → added provider AS174 AS174
Confidence: 90%
2025-02-11
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider FLF-TECH-VALLEY-COMMUNICATIONS AS13536
Confidence: 85% Duration: 2d
2025-02-09
New Transit
Confidence: 90%
2025-02-08
Lost Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → dropped provider AS174 AS174
Confidence: 85% Duration: 37d
2025-01-26
New Transit
AS17152 AS17152 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-01-16
Lost Transit
AS17152 AS17152 → dropped provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 85% Duration: 14d
2025-01-02
New Transit
AS55032 AS55032 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-01-02
New Transit
CLOUDFLARENET-AS AS13335 → added provider UNIVERSITY-OF-MAINE-SYSTEM AS557
Confidence: 90%
2025-01-02
New Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → added provider AS6939 AS6939
Confidence: 90%
2025-01-02
New Transit
UNIVERSITY-OF-MAINE-SYSTEM AS557 → added provider AS174 AS174
Confidence: 90%

Renewal Calendar

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

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