- 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): 247
Prefixes Announced (v4): 238
Prefixes Announced (v6): 9
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): 11
IPs Originated (v4): 2,097,664
AS Paths Observed (v4): 3,841
AS Paths Observed (v6): 1,853
Average AS Path Length (all): 4.375
Average AS Path Length (v4): 4.463
Average AS Path Length (v6): 4.194
Prefixes Originated (v4): 143
Prefixes Originated (v6): 4
Prefixes Announced (all): 247
Prefixes Announced (v4): 238
Prefixes Announced (v6): 9
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): 11
IPs Originated (v4): 2,097,664
AS Paths Observed (v4): 3,841
AS Paths Observed (v6): 1,853
Average AS Path Length (all): 4.375
Average AS Path Length (v4): 4.463
Average AS Path Length (v6): 4.194
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 | Elon University |
AS32417 | |
| 10 | City of Greenville, NC |
AS394165 | |
| 11 | Rowan-Cabarrus Community College |
AS399050 | |
| 12 | Sampson County Schools |
AS47098 | |
| 13 | Clinton City Schools |
AS22862 | |
| 14 | Salem Academy and College |
AS399407 | |
| 15 | Shaw University |
AS399565 | |
| 16 | Pender County Schools |
AS46794 | |
| 17 | University of North Carolina at Charlotte |
AS53384 | |
| 18 | Central Carolina Community College |
AS394407 | |
| 19 | Wake Forest University |
AS40245 | |
| 20 | University of North Carolina at Greensboro |
AS53785 | |
| 21 | Central Piedmont Community College |
AS33401 | |
| 22 | Vidant Health |
AS396028 | |
| 23 | Apogee Telecom Inc. |
AS395465 | |
| 24 | Castle & Cooke North Carolina, LLC |
AS20197 | |
| 25 | Guilford College |
AS396391 | |
| 26 | Cogent Communications, LLC |
X | AS1239 |
| 27 | City of Winston-Salem |
AS46963 | |
| 28 | Apogee Telecom Inc. |
AS393824 | |
| 29 | University of North Carolina at Chapel Hill |
X | AS36850 |
| 30 | North Carolina State Education Assistance Authority |
AS396837 | |
| 31 | University of Mount Olive, Inc. |
AS393875 | |
| 32 | Queens University of Charlotte |
AS398580 | |
| 33 | Wake County Government |
AS32711 | |
| 34 | North Carolina State University |
AS13862 | |
| 35 | CarolinaEast Medical Center |
AS26741 | |
| 36 | State of NC - State Telecommunications Services |
AS6559 | |
| 37 | Town of Cary |
AS400959 | |
| 38 | Orange Water and Sewer Authority |
X | AS396978 |
| 39 | Apogee Telecom Inc. |
AS19161 | |
| 40 | Roanoke Connect |
AS19413 | |
| 41 | Wake County Public School System |
AS18538 | |
| 42 | North Carolina Wesleyan College |
AS399708 | |
| 43 | Charlotte-Mecklenburg Schools |
AS46255 | |
| 44 | East Carolina University |
AS10952 | |
| 45 | Duke University |
X | AS13371 |
| 46 | North Carolina State University |
X | AS11442 |
| 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 | Duke University |
X | AS13371 |
| 7 | MCNC |
X | AS19718 |
| 8 | Orange Water and Sewer Authority |
X | AS396978 |
| 9 | University of North Carolina at Chapel Hill |
X | AS36850 |
| 10 | Cogent Communications, LLC |
X | AS1239 |
| 11 | 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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