AS81 MCNC 🇺🇸 US

Announcing 138 prefixes, seen at the RIS collectors.

IPv4 prefixes
134
2,056,448 (8,033 × /24)
IPv6 prefixes
4
17 × /32
Upstreams
7
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
38
transit customers observed
Customer cone
39
ASes reachable through it

Registry and operator data

AS number
AS81
Name
MCNC
Organisation
MCNC
Country
🇺🇸 US
RIR
ARIN
Allocated
1986-08-07
Network type
Educational/Research
Scope
Regional
Peering policy
Open
IRR as-set
ARIN::AS-NCREN
PeeringDB
net/2795

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

108 valid (78.3%) 0 invalid (0.0%) 30 no ROA (21.7%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,880 2,082 4,393 CAIDA
AS174 Cogent Communications, LLC 🇺🇸 US 65,667 3,996 4,683 CAIDA
AS6461 Zayo Bandwidth 🇺🇸 US 50,449 214 71 CAIDA
AS7018 AT&T Enterprises, LLC 🇺🇸 US 23,762 628 272 CAIDA
AS11537 Internet2 🇺🇸 US 2,202 23 461 CAIDA
AS11164 Internet2 I2PX 🇺🇸 US 1,265 13 383 CAIDA
AS11426 Charter Communications Inc 🇺🇸 US 118 205 1,034 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS20197 Castle & Cooke North Carolina, LLC 🇺🇸 US 0 3 9 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS19718 MCNC 🇺🇸 US 2 1 118 CAIDA
AS46255 Charlotte-Mecklenburg Schools 🇺🇸 US 0 34 1,430 CAIDA
AS19413 Roanoke Connect 🇺🇸 US 0 24 788 CAIDA
AS36850 University of North Carolina at Chapel Hill 🇺🇸 US 0 8 450 CAIDA
AS6559 State of NC - State Telecommunications Services 🇺🇸 US 0 9 383 CAIDA
AS13371 Duke University 🇺🇸 US 0 5 282 CAIDA
AS11442 North Carolina State University 🇺🇸 US 0 4 211 CAIDA
AS396028 Vidant Health 🇺🇸 US 0 10 189 CAIDA
AS398580 Queens University of Charlotte 🇺🇸 US 0 8 133 CAIDA
AS10952 East Carolina University 🇺🇸 US 0 3 129 CAIDA
AS396391 Guilford College 🇺🇸 US 0 2 86 CAIDA
AS53785 University of North Carolina at Greensboro 🇺🇸 US 0 2 85 CAIDA
AS396978 Orange Water and Sewer Authority 🇺🇸 US 0 1 76 CAIDA
AS19161 Apogee Telecom Inc. 🇺🇸 US 0 2 73 CAIDA
AS53384 University of North Carolina at Charlotte 🇺🇸 US 0 1 66 CAIDA
AS395465 Apogee Telecom Inc. 🇺🇸 US 0 2 49 CAIDA
AS394407 Central Carolina Community College 🇺🇸 US 0 1 43 CAIDA
AS394165 City of Greenville, NC 🇺🇸 US 0 1 43 CAIDA
AS399407 Salem Academy and College 🇺🇸 US 0 1 43 CAIDA
AS46963 City of Winston-Salem 🇺🇸 US 0 2 43 CAIDA
AS399050 Rowan-Cabarrus Community College 🇺🇸 US 0 1 43 CAIDA
AS40245 Wake Forest University 🇺🇸 US 0 1 43 CAIDA
AS32417 Elon University 🇺🇸 US 0 1 43 CAIDA
AS22862 Clinton City Schools 🇺🇸 US 0 1 43 CAIDA
AS400959 Town of Cary 🇺🇸 US 0 1 42 CAIDA
AS32711 Wake County Government 🇺🇸 US 0 1 42 CAIDA
AS26741 CarolinaEast Medical Center 🇺🇸 US 0 1 42 CAIDA
AS18538 Wake County Public School System 🇺🇸 US 0 1 42 CAIDA
AS13862 North Carolina State University 🇺🇸 US 0 1 42 CAIDA
AS399708 North Carolina Wesleyan College 🇺🇸 US 0 1 42 CAIDA
AS393875 University of Mount Olive, Inc. 🇺🇸 US 0 2 41 CAIDA
AS393824 Apogee Telecom Inc. 🇺🇸 US 0 1 40 CAIDA
AS46794 Pender County Schools 🇺🇸 US 0 1 38 CAIDA
AS399565 Shaw University 🇺🇸 US 0 1 34 CAIDA
AS26407 Carolina Digital Phone, Inc. 🇺🇸 US 0 3 27 CAIDA
AS47098 Sampson County Schools 🇺🇸 US 0 1 26 inferred
AS33401 Central Piedmont Community College 🇺🇸 US 0 2 7 CAIDA
AS396837 North Carolina State Education Assistance Authority 🇺🇸 US 0 1 4 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.