AS81 MCNC 🇺🇸 US

Announcing 138 prefixes, seen at the RIS collectors.

IPv4 prefixes

134

2,056,448 (8,033 × /24)

IPv6 prefixes

17 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

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
Website: http://www.mcnc.org
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.