- AS Info
- Graph v4
- Graph v6
- Prefixes v4
- Prefixes v6
- Bogon
- Peers v4
- Peers v6
- Whois
- RDAP
- IRR
- Traceroute
Company Website:
Looking Glass:
Country of Origin:
Prefixes Originated (all): 147
Prefixes Originated (v4): 143
Prefixes Originated (v6): 4
Prefixes Announced (all): 250
Prefixes Announced (v4): 240
Prefixes Announced (v6): 10
RPKI Originated Valid (all): 115 RPKI Originated Valid (v4): 112 RPKI Originated Valid (v6): 3
RPKI Originated Invalid (all): 0 RPKI Originated Invalid (v4): 0 RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 46
BGP Peers Observed (v4): 46
BGP Peers Observed (v6): 12
IPs Originated (v4): 2,097,664
AS Paths Observed (v4): 3,887
AS Paths Observed (v6): 1,877
Average AS Path Length (all): 4.377
Average AS Path Length (v4): 4.463
Average AS Path Length (v6): 4.198
Prefixes Originated (v4): 143
Prefixes Originated (v6): 4
Prefixes Announced (all): 250
Prefixes Announced (v4): 240
Prefixes Announced (v6): 10
RPKI Originated Valid (all): 115 RPKI Originated Valid (v4): 112 RPKI Originated Valid (v6): 3
RPKI Originated Invalid (all): 0 RPKI Originated Invalid (v4): 0 RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 46
BGP Peers Observed (v4): 46
BGP Peers Observed (v6): 12
IPs Originated (v4): 2,097,664
AS Paths Observed (v4): 3,887
AS Paths Observed (v6): 1,877
Average AS Path Length (all): 4.377
Average AS Path Length (v4): 4.463
Average AS Path Length (v6): 4.198
AS81 IPv4 Peers
| ASN | Name |
|---|---|
| AS174 | Cogent Communications, LLC |
| AS3356 | Level 3 Parent, LLC |
| AS7018 | AT&T Enterprises, LLC |
| AS11426 | Charter Communications Inc |
| AS6461 | Zayo Bandwidth |
| AS11164 | Internet2 |
| AS11537 | Internet2 |
AS81 IPv6 Peers
| ASN | Name |
|---|---|
| AS174 | Cogent Communications, LLC |
| AS3356 | Level 3 Parent, LLC |
| AS11164 | Internet2 |
| AS7018 | AT&T Enterprises, LLC |
| AS11537 | Internet2 |
AS81 IPv4 Peer Count
AS81 IPv6 Peer Count
AS81 IPv4 Prefixes Announced
AS81 IPv6 Prefixes Announced
AS81 IPv4 Prefixes Originated
AS81 IPv6 Prefixes Originated
AS81 IPv4 Route Propagation
Loading...AS81 IPv6 Route Propagation
Loading...| Prefix | Description | Visibility |
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| Prefix | Description | Visibility |
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| Prefix | Description |
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MCNC
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Meredith College
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Sheppard Memorial Library
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MCNC
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| Bogon Prefixes | ||
|---|---|---|
| Prefix | Type | Status |
| Rank | Description | IPv6 | Peer |
|---|---|---|---|
| 1 | Cogent Communications, LLC |
X | AS174 |
| 2 | Level 3 Parent, LLC |
X | AS3356 |
| 3 | AT&T Enterprises, LLC |
X | AS7018 |
| 4 | Charter Communications Inc |
AS11426 | |
| 5 | Zayo Bandwidth |
AS6461 | |
| 6 | Internet2 |
X | AS11164 |
| 7 | Internet2 |
X | AS11537 |
| 8 | MCNC |
X | AS19718 |
| 9 | Roanoke Connect |
AS19413 | |
| 10 | Central Piedmont Community College |
AS33401 | |
| 11 | City of Greenville, NC |
AS394165 | |
| 12 | University of Mount Olive, Inc. |
AS393875 | |
| 13 | Pender County Schools |
AS46794 | |
| 14 | North Carolina Wesleyan College |
AS399708 | |
| 15 | Sampson County Schools |
AS47098 | |
| 16 | University of North Carolina at Greensboro |
AS53785 | |
| 17 | City of Winston-Salem |
AS46963 | |
| 18 | Central Carolina Community College |
AS394407 | |
| 19 | University of North Carolina at Chapel Hill |
X | AS36850 |
| 20 | Wake Forest University |
AS40245 | |
| 21 | Duke University |
X | AS13371 |
| 22 | Wake County Public School System |
AS18538 | |
| 23 | Elon University |
AS32417 | |
| 24 | Cogent Communications, LLC |
X | AS1239 |
| 25 | North Carolina State Education Assistance Authority |
AS396837 | |
| 26 | Castle & Cooke North Carolina, LLC |
AS20197 | |
| 27 | CarolinaEast Medical Center |
AS26741 | |
| 28 | Guilford College |
AS396391 | |
| 29 | Apogee Telecom Inc. |
AS395465 | |
| 30 | Apogee Telecom Inc. |
AS19161 | |
| 31 | Apogee Telecom Inc. |
AS393824 | |
| 32 | Vidant Health |
AS396028 | |
| 33 | Town of Cary |
AS400959 | |
| 34 | Salem Academy and College |
AS399407 | |
| 35 | Shaw University |
AS399565 | |
| 36 | Wake County Government |
AS32711 | |
| 37 | Orange Water and Sewer Authority |
X | AS396978 |
| 38 | Rowan-Cabarrus Community College |
AS399050 | |
| 39 | North Carolina State University |
AS13862 | |
| 40 | East Carolina University |
AS10952 | |
| 41 | Clinton City Schools |
AS22862 | |
| 42 | North Carolina State University |
X | AS11442 |
| 43 | Queens University of Charlotte |
AS398580 | |
| 44 | State of NC - State Telecommunications Services |
AS6559 | |
| 45 | Charlotte-Mecklenburg Schools |
AS46255 | |
| 46 | University of North Carolina at Charlotte |
X | AS53384 |
| Rank | Description | IPv4 | Peer |
|---|---|---|---|
| 1 | Cogent Communications, LLC |
X | AS174 |
| 2 | Level 3 Parent, LLC |
X | AS3356 |
| 3 | Internet2 |
X | AS11164 |
| 4 | AT&T Enterprises, LLC |
X | AS7018 |
| 5 | Internet2 |
X | AS11537 |
| 6 | University of North Carolina at Chapel Hill |
X | AS36850 |
| 7 | Orange Water and Sewer Authority |
X | AS396978 |
| 8 | Duke University |
X | AS13371 |
| 9 | MCNC |
X | AS19718 |
| 10 | Cogent Communications, LLC |
X | AS1239 |
| 11 | University of North Carolina at Charlotte |
X | AS53384 |
| 12 | North Carolina State University |
X | AS11442 |
Loading whois...
Loading...
RADB
aut-num: AS81
as-name: NCREN
descr: MCNC ASN for NCREN
admin-c: NH35-ORG-ARIN
tech-c: NH35-ORG-ARIN
mnt-by: MAINT-AS81
changed: tlavis@mcnc.org 20260610 # 17:56 GMT
source: RADB
last-modified: 2026-06-10T17:56:21Z
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