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	Prefix	Description
	152.22.240.0/20	MCNC
	2610:28:f020::/48	MCNC

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS81	MCNC	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS81	MCNC	✔	✔
	AS17031	Winston-Salem/Forsyth County Schools	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS17031	Winston-Salem/Forsyth County Schools	✔	✘

ASHandle:       AS19718
OrgID:          MCNC
ASName:         NCNI
ASNumber:       19718
RegDate:        2001-02-07
Updated:        2021-06-29
TechHandle:     NH34-ORG-ARIN
Source:         ARIN



OrgID:          MCNC
OrgName:        MCNC
CanAllocate:    
Street:         3021 E. Cornwallis Rd
City:           Durham
State/Prov:     NC
Country:        US
PostalCode:     27713-2852
RegDate:        1970-01-01
Updated:        2025-02-13
OrgAdminHandle: NH34-ORG-ARIN
OrgTechHandle:  NCREN-ARIN
OrgTechHandle:  NH34-ORG-ARIN
OrgAbuseHandle: ABUSE3348-ARIN
Source:         ARIN





OrgAdminHandle:       NH34-ORG-ARIN
OrgAdminName:          NCREN Hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NCREN-ARIN
OrgTechName:           NCREN Hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NH34-ORG-ARIN
OrgTechName:           NCREN Hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ABUSE3348-ARIN
OrgAbuseName:          Abuse Contact
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           NH34-ORG-ARIN
TechName:              NCREN Hostmaster
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-26T03:34:06Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-rr-biz	2081
ARIN	as-ncren	46
ARIN	as-xo-b	58187
LEVEL3	as-level3-origins-na	0
RADB	as-chtr-bb	646
RADB	as-13986	474
LEVEL3	as-embarq	154
RADB	as-18474	473