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NCREN

AS81 · MCNC ASN for NCREN · US · ARIN
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5
Upstream providers
36
Downstream customers
2.1m
v4 addresses
17
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
AS7018
AS7018
 2024-09-01
1y 9mo
 2026-06-09
375 peers
AS2914 AS3320 AS16552 AS20080
v4 v6
AS174
AS174
 2024-09-01
1y 9mo
 2026-06-09
336 peers
AS553 AS1031 AS1299 AS3214 AS3491 AS4641 AS4775 AS5394 AS6453 AS8220 AS8888 AS12307 AS12969 AS13030 AS13237 AS14907 AS16276 AS16552 AS17660 AS19754 AS20811 AS23367 AS29691 AS32590 AS34927 AS36924 AS38001 AS38726 AS42473 AS47147 AS48362 AS49028 AS49432 AS57630 AS58511 AS63927 AS132884 AS134823 AS142271 AS197580 AS199524 AS199938 AS205206 AS210937 AS212317 AS271253 AS398465
v4 v6
AS3356
AS3356
 2024-09-01
1y 9mo
 2026-06-09
265 peers
AS209 AS835 AS924 AS999 AS1828 AS2914 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4181 AS4641 AS6082 AS6461 AS6762 AS6830 AS7018 AS8218 AS8220 AS12859 AS12956 AS13237 AS14630 AS14907 AS15562 AS15605 AS15692 AS16276 AS16552 AS17290 AS19529 AS20080 AS24482 AS25152 AS28824 AS28917 AS29140 AS32590 AS35008 AS35266 AS35710 AS45049 AS45489 AS47147 AS47692 AS49544 AS49605 AS50304 AS50877 AS51185 AS52075 AS52468 AS55720 AS57381 AS57821 AS58511 AS61832 AS64475 AS142289 AS150369 AS199524 AS215230 AS398465
v4 v6

Customers (36)

Addr family: All IPv4 IPv6
Customer Country First Seen Last Seen IPs Peers Confidence AF
NCSU-ASN
AS11442
 US 2024-09-01
1y 9mo
 2026-06-09 198k
123 peers
AS209 AS260 AS553 AS701 AS999 AS1031 AS1140 AS1273 AS1299 AS2914 AS3257 AS3320 AS3399 AS3491 AS4128 AS4641 AS4775 AS5394 AS5580 AS6204 AS6453 AS6461 AS6730 AS6762 AS6830 AS8218 AS8220 AS8426 AS8582 AS8888 AS12859 AS12956 AS13030 AS14315 AS14537 AS14907 AS15562 AS15605 AS15692 AS16276 AS16552 AS17350 AS17660 AS20811 AS23367 AS24482 AS25152 AS32590 AS34927 AS35008 AS35266 AS35280 AS35710 AS36924 AS37497 AS38001 AS42473 AS44901 AS45049 AS47147 AS48362 AS49028 AS49432 AS49544 AS49605 AS50304 AS50877 AS51185 AS51873 AS52075 AS52468 AS52873 AS56457 AS57630 AS58511 AS61832 AS63927 AS64475 AS138685 AS142271 AS142289 AS150369 AS151704 AS197580 AS198249 AS199524 AS199938 AS205206 AS206271 AS210937 AS215230 AS216285 AS264479 AS271253 AS328206 AS328840 AS398465
v4 v6
AS13371
AS13371
 US 2024-09-01
1y 9mo
 2026-06-09 152k
325 peers
AS209 AS553 AS835 AS924 AS999 AS1031 AS1140 AS1299 AS2734 AS2914 AS3214 AS3257 AS3320 AS3333 AS3399 AS3491 AS3549 AS4128 AS4641 AS4775 AS5394 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS8218 AS8220 AS8426 AS8582 AS8888 AS12307 AS12859 AS12956 AS12969 AS13030 AS13237 AS14630 AS14907 AS15562 AS15605 AS15692 AS16276 AS16552 AS17660 AS19529 AS19754 AS20080 AS20514 AS20811 AS23367 AS24482 AS25152 AS28824 AS28917 AS29140 AS29691 AS32590 AS34927 AS35008 AS35266 AS35710 AS36924 AS38001 AS38726 AS40864 AS42473 AS45049 AS45489 AS47147 AS47692 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50304 AS50877 AS51185 AS52075 AS52468 AS55720 AS56457 AS57381 AS57630 AS57821 AS58511 AS58717 AS59414 AS61832 AS63927 AS64475 AS132884 AS134823 AS138685 AS142271 AS142289 AS150369 AS197580 AS199524 AS199938 AS205206 AS210937 AS212317 AS215230 AS216285 AS271253 AS328964 AS398465
v4 v6
NCNI
AS19718
 US 2024-09-01
1y 9mo
 2026-06-09 14k
361 peers
AS209 AS293 AS553 AS680 AS835 AS924 AS955 AS999 AS1031 AS1103 AS1140 AS1221 AS1299 AS1828 AS2119 AS2152 AS2500 AS2734 AS2914 AS3214 AS3216 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4181 AS4608 AS4641 AS4775 AS5392 AS5394 AS5413 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7768 AS8218 AS8220 AS8298 AS8426 AS8455 AS8529 AS8582 AS8660 AS8888 AS9002 AS11039 AS12307 AS12350 AS12859 AS12956 AS12969 AS13030 AS13237 AS13781 AS14041 AS14630 AS14907 AS15562 AS15605 AS16276 AS16347 AS16552 AS17290 AS17350 AS17660 AS19529 AS19754 AS20080 AS20514 AS20811 AS23367 AS23673 AS24482 AS24940 AS25091 AS25152 AS25220 AS28329 AS28824 AS28917 AS29140 AS29479 AS29691 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35008 AS35266 AS35280 AS35600 AS35710 AS36924 AS37697 AS38001 AS38726 AS39642 AS40387 AS40864 AS41095 AS41811 AS42473 AS42541 AS45049 AS45489 AS46450 AS47147 AS47692 AS48185 AS48237 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50304 AS50628 AS50877 AS51088 AS51185 AS52075 AS52468 AS52873 AS53062 AS55720 AS56457 AS57381 AS57630 AS57777 AS57821 AS57866 AS58308 AS58511 AS59414 AS60924 AS61832 AS63927 AS64475 AS132847 AS132884 AS134823 AS138685 AS140627 AS142289 AS150369 AS151704 AS197580 AS199524 AS199938 AS204092 AS205206 AS209823 AS210937 AS212317 AS215230 AS216285 AS262462 AS263009 AS263541 AS266213 AS267613 AS271253 AS397131 AS398465
v4 v6
AS36850
AS36850
 US 2024-09-01
1y 9mo
 2026-06-09 204k
172 peers
AS209 AS553 AS835 AS924 AS999 AS1031 AS1103 AS1140 AS1299 AS2500 AS2734 AS2914 AS3214 AS3257 AS3320 AS3399 AS3491 AS3549 AS4128 AS4641 AS4775 AS5394 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS8218 AS8220 AS8426 AS8582 AS8888 AS11039 AS12307 AS12859 AS12956 AS12969 AS13030 AS13237 AS14630 AS14907 AS15562 AS15605 AS15692 AS16276 AS16552 AS17660 AS19529 AS19754 AS20080 AS20514 AS20811 AS23367 AS24482 AS25152 AS28824 AS28917 AS29140 AS29691 AS32590 AS34927 AS35008 AS35266 AS35710 AS36924 AS37697 AS38001 AS38726 AS40387 AS40864 AS42473 AS45049 AS45489 AS47147 AS47692 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50304 AS50877 AS51185 AS52075 AS52468 AS55720 AS56457 AS57381 AS57630 AS57821 AS58511 AS59414 AS61832 AS63927 AS64475 AS132884 AS134823 AS138685 AS142271 AS142289 AS150369 AS151704 AS197580 AS199524 AS199938 AS205206 AS210937 AS215230 AS216285 AS271253 AS398465
v4 v6
AS396978
AS396978
 US 2026-02-08
4mo
 2026-06-09 256
177 peers
AS209 AS260 AS293 AS553 AS680 AS701 AS835 AS924 AS955 AS999 AS1031 AS1103 AS1140 AS1221 AS1273 AS1280 AS1299 AS1828 AS2119 AS2500 AS2734 AS2914 AS3214 AS3257 AS3399 AS3491 AS4128 AS4181 AS4641 AS4775 AS4826 AS5394 AS5413 AS5580 AS6204 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS7018 AS7713 AS7768 AS8218 AS8220 AS8298 AS8426 AS8455 AS8529 AS8582 AS8888 AS9002 AS11039 AS11399 AS12307 AS12859 AS12956 AS13030 AS13058 AS13781 AS14315 AS14537 AS14630 AS14907 AS15562 AS15605 AS16276 AS16552 AS17290 AS17350 AS17660 AS19529 AS20080 AS20130 AS20764 AS20811 AS22296 AS23367 AS23673 AS24482 AS25091 AS25220 AS28824 AS28917 AS29691 AS30950 AS31027 AS31554 AS32590 AS34177 AS34800 AS34927 AS35008 AS35266 AS35280 AS35600 AS35710 AS36924 AS37105 AS37468 AS37497 AS38001 AS39642 AS42473 AS42541 AS44901 AS45049 AS46450 AS47147 AS47692 AS47957 AS48185 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50304 AS50628 AS50877 AS51088 AS51185 AS51873 AS52075 AS52468 AS52873 AS53062 AS53202 AS53828 AS56457 AS57381 AS57630 AS57777 AS57821 AS57866 AS58511 AS59891 AS60924 AS61218 AS63927 AS132847 AS138685 AS139317 AS142289 AS148968 AS150000 AS150369 AS151704 AS197580 AS198249 AS199518 AS199524 AS199938 AS204092 AS206271 AS207301 AS209650 AS209823 AS210937 AS211509 AS215230 AS216285 AS262462 AS266213 AS267613 AS271253 AS327983 AS328206 AS328840 AS328964 AS397131 AS398465
v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

140
v4 prefixes
2.1m
v4 addresses
4
v6 prefixes
17
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
2026-05-21
Lost Transit
NCSEAA AS396837 → lost provider NCREN AS81
Confidence: 85% Duration: 626d
⇄
2026-04-24
Lost Transit
AS11777 AS11777 → lost provider NCREN AS81
Confidence: 85% Duration: 599d
⇄
2026-04-15
Lost Transit
AS395312 AS395312 → lost provider NCREN AS81
Confidence: 85% Duration: 590d
⇄
2026-02-09
New Transit
AS396978 AS396978 → added provider NCREN AS81
Confidence: 90%
⇄
2026-02-04
Lost Transit
NCSEAA AS396837 → lost provider NCREN AS81
Confidence: 85% Duration: 520d
⇄
2025-12-03
New Transit
CCCC-NC AS394407 → added provider NCREN AS81
Confidence: 90%
⇄
2025-11-28
New Transit
SAMPSON AS47098 → added provider NCREN AS81
Confidence: 90%
⇄
2025-11-20
Lost Transit
NCSEAA AS396837 → lost provider NCREN AS81
Confidence: 85% Duration: 444d
⇄
2025-08-10
Lost Transit
WSFCS AS17031 → lost provider NCREN AS81
Confidence: 85% Duration: 342d
⇄
2025-07-04
Lost Transit
AS395465 AS395465 → lost provider NCREN AS81
Confidence: 85% Duration: 305d
⇄
2025-06-15
New Transit
CLINTON-CITY-SCHOOLS AS22862 → added provider NCREN AS81
Confidence: 90%
⇄
2025-06-12
Lost Transit
AS11777 AS11777 → lost provider NCREN AS81
Confidence: 85% Duration: 283d
⇄
2025-03-09
New Transit
PENDER COUNTY SCHOOLS AS46794 → added provider NCREN AS81
Confidence: 90%
⇄
2024-11-22
Lost Transit
AS20449 AS20449 → lost provider NCREN AS81
Confidence: 85% Duration: 81d
⇄
2024-10-15
Possible Trial
AS-LREMC AS33574 → possible trial with NCREN AS81
Confidence: 60% Duration: 4d
⇄
2024-10-09
Lost Transit
AS-LREMC AS33574 → lost provider NCREN AS81
Confidence: 85% Duration: 37d
⇄
2024-10-05
New Transit
AS11777 AS11777 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-28
Lost Transit
AS11777 AS11777 → lost provider NCREN AS81
Confidence: 85% Duration: 26d
⇄
2024-09-02
New Transit
AS400959 AS400959 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS399708 AS399708 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS399565 AS399565 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS399407 AS399407 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS-ROWANCABARRUSCC AS399050 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS398580 AS398580 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
NCSEAA AS396837 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS396391 AS396391 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS396028 AS396028 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS395465 AS395465 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS395312 AS395312 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS394165 AS394165 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS393875 AS393875 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS393824 AS393824 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
UNCG-AS53785 AS53785 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS53384 AS53384 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS46963 AS46963 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS46255 AS46255 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
WAKE-FOREST-UNIVERSITY AS40245 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS36850 AS36850 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS-LREMC AS33574 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
WCGNC AS32711 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
ELONU-AS AS32417 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS-CEMC AS26741 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS20449 AS20449 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
NCNI AS19718 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS19413 AS19413 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS19161 AS19161 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS18538 AS18538 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
WSFCS AS17031 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
NCSU-SNARENET AS13862 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS13371 AS13371 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS11777 AS11777 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
NCSU-ASN AS11442 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
ECU-AS-NUMBER AS10952 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
AS6559 AS6559 → added provider NCREN AS81
Confidence: 90%
⇄
2024-09-02
New Transit
NCREN AS81 → added provider Charter-Communications-TWC-11426-CAROLINAS AS11426
Confidence: 90%
⇄
2024-09-02
New Transit
NCREN AS81 → added provider AS7018 AS7018
Confidence: 90%
⇄
2024-09-02
New Transit
NCREN AS81 → added provider AS6461 AS6461
Confidence: 90%
⇄
2024-09-02
New Transit
NCREN AS81 → added provider AS3356 AS3356
Confidence: 90%
⇄
2024-09-02
New Transit
NCREN AS81 → added provider AS174 AS174
Confidence: 90%
⇄

Renewal Calendar

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

This data is available to subscribers.

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