AS36407 Software Engineering Institute

CERT

IPv4 Addresses: 1,536

Number of Peers: 3

Number of Prefixes: 4

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS36407 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS36407 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

it-netreg@sei.cmu.edu

Abuse Contacts:

it-netreg@sei.cmu.edu

Address:

Software Engineering Institute,

Carnegie Mellon University,

4500 Fifth Avenue,

Pittsburgh,

PA,

15213,

IPv4 Prefixes
IPv6 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
147.72.252.0/22	Software Engineering Institute	147.72.0.0/16	ARIN
192.88.209.0/24	Software Engineering Institute	192.88.209.0/24	ARIN
192.88.210.0/24	Software Engineering Institute	192.88.210.0/24	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2620:8b:4000::/48	Software Engineering Institute		2620:8b:4000::/48	ARIN

IPv4 Peers
IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS5050	PSC-EXT	Pittsburgh Supercomputing Center
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC

Country	ASN	Name	Description	IPv4
	AS5050	PSC-EXT	Pittsburgh Supercomputing Center

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS5050	PSC-EXT	Pittsburgh Supercomputing Center

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS5050	PSC-EXT	Pittsburgh Supercomputing Center

IPv6 Upstream Graph

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ASNumber:       36407
ASName:         CERT
ASHandle:       AS36407
RegDate:        2005-12-22
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/36407


OrgName:        Software Engineering Institute
OrgId:          CERT-1
Address:        Software Engineering Institute
Address:        Carnegie Mellon University
Address:        4500 Fifth Avenue
City:           Pittsburgh
StateProv:      PA
PostalCode:     15213
Country:        US
RegDate:        1991-01-11
Updated:        2014-08-13
Ref:            https://rdap.arin.net/registry/entity/CERT-1


OrgTechHandle: SIT6-ARIN
OrgTechName:   SEI Information Technology
OrgTechPhone:  +1-412-268-3416 
OrgTechEmail:  it-netreg@sei.cmu.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SIT6-ARIN

OrgNOCHandle: SIT6-ARIN
OrgNOCName:   SEI Information Technology
OrgNOCPhone:  +1-412-268-3416 
OrgNOCEmail:  it-netreg@sei.cmu.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/SIT6-ARIN

OrgAbuseHandle: SIT6-ARIN
OrgAbuseName:   SEI Information Technology
OrgAbusePhone:  +1-412-268-3416 
OrgAbuseEmail:  it-netreg@sei.cmu.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SIT6-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

Country	IX	Name	IPv4	IPv6	Port Speed