- 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): 140
Prefixes Originated (v4): 136
Prefixes Originated (v6): 4
Prefixes Announced (all): 250
Prefixes Announced (v4): 240
Prefixes Announced (v6): 10
RPKI Originated Valid (all): 108 RPKI Originated Valid (v4): 105 RPKI Originated Valid (v6): 3
RPKI Originated Invalid (all): 0 RPKI Originated Invalid (v4): 0 RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 47
BGP Peers Observed (v4): 47
BGP Peers Observed (v6): 12
IPs Originated (v4): 2,065,152
AS Paths Observed (v4): 3,774
AS Paths Observed (v6): 1,811
Average AS Path Length (all): 4.361
Average AS Path Length (v4): 4.446
Average AS Path Length (v6): 4.183
Prefixes Originated (v4): 136
Prefixes Originated (v6): 4
Prefixes Announced (all): 250
Prefixes Announced (v4): 240
Prefixes Announced (v6): 10
RPKI Originated Valid (all): 108 RPKI Originated Valid (v4): 105 RPKI Originated Valid (v6): 3
RPKI Originated Invalid (all): 0 RPKI Originated Invalid (v4): 0 RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 47
BGP Peers Observed (v4): 47
BGP Peers Observed (v6): 12
IPs Originated (v4): 2,065,152
AS Paths Observed (v4): 3,774
AS Paths Observed (v6): 1,811
Average AS Path Length (all): 4.361
Average AS Path Length (v4): 4.446
Average AS Path Length (v6): 4.183
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 |
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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 | Cogent Communications, LLC |
X | AS1239 |
| 10 | City of Winston-Salem |
AS46963 | |
| 11 | Orange Water and Sewer Authority |
X | AS396978 |
| 12 | Guilford College |
AS396391 | |
| 13 | State of NC - State Telecommunications Services |
AS6559 | |
| 14 | Salem Academy and College |
AS399407 | |
| 15 | Elon University |
AS32417 | |
| 16 | University of North Carolina at Chapel Hill |
X | AS36850 |
| 17 | City of Greenville, NC |
AS394165 | |
| 18 | Clinton City Schools |
AS22862 | |
| 19 | Apogee Telecom Inc. |
AS19161 | |
| 20 | Apogee Telecom Inc. |
AS393824 | |
| 21 | Vidant Health |
AS396028 | |
| 22 | Central Piedmont Community College |
AS33401 | |
| 23 | Wake County Government |
AS32711 | |
| 24 | North Carolina State University |
X | AS11442 |
| 25 | Queens University of Charlotte |
AS398580 | |
| 26 | Apogee Telecom Inc. |
AS395465 | |
| 27 | Pender County Schools |
AS46794 | |
| 28 | North Carolina Wesleyan College |
AS399708 | |
| 29 | Charlotte-Mecklenburg Schools |
AS46255 | |
| 30 | Shaw University |
AS399565 | |
| 31 | Town of Cary |
AS400959 | |
| 32 | Carolina Digital Phone, Inc. |
AS26407 | |
| 33 | Roanoke Connect |
AS19413 | |
| 34 | University of North Carolina at Greensboro |
AS53785 | |
| 35 | University of Mount Olive, Inc. |
AS393875 | |
| 36 | University of North Carolina at Charlotte |
X | AS53384 |
| 37 | North Carolina State University |
AS13862 | |
| 38 | Rowan-Cabarrus Community College |
AS399050 | |
| 39 | Wake Forest University |
AS40245 | |
| 40 | Sampson County Schools |
AS47098 | |
| 41 | North Carolina State Education Assistance Authority |
AS396837 | |
| 42 | East Carolina University |
AS10952 | |
| 43 | Central Carolina Community College |
AS394407 | |
| 44 | Castle & Cooke North Carolina, LLC |
AS20197 | |
| 45 | CarolinaEast Medical Center |
AS26741 | |
| 46 | Duke University |
X | AS13371 |
| 47 | Wake County Public School System |
AS18538 |
| 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 | MCNC |
X | AS19718 |
| 8 | North Carolina State University |
X | AS11442 |
| 9 | Orange Water and Sewer Authority |
X | AS396978 |
| 10 | University of North Carolina at Charlotte |
X | AS53384 |
| 11 | Duke University |
X | AS13371 |
| 12 | Cogent Communications, LLC |
X | AS1239 |
Loading whois...
Loading...
ARIN
aut-num: AS81
as-name: NCREN
descr: MCNC ASN for NCREN
export: to AS-ANY announce AS-NCREN
admin-c: NCREN-ARIN
tech-c: NCREN-ARIN
mnt-by: MNT-MCNC-Z
source: ARIN
created: 2026-06-10T16:36:19Z
last-modified: 2026-06-10T17:58:34Z
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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