207.252.0.0/16

CERFnet

Announcing ASNs: 1

Parent Prefix: 207.252.0.0/16

RIR: ARIN

Prefix
Routing
Raw Whois

Announcing ASNs

Country	ASN	Name	Description
	AS7018	ATT-INTERNET4	AT&T Services, Inc.

207.252.0.0/16 Summary

Prefix:

207.252.0.0/16

Name:

CERFNET-BLK-207

Description:

CERFnet

Country:

IP Addresses:

65,536

Regional Registry:

ARIN

Allocation Status:

Allocated

Allocation Date:

21^st November 1996

Contacts

Email Contacts:

[email protected]

Abuse Contacts:

[email protected]

Address:

5738 Pacific Center Blvd,

San Diego,

CA,

92121,

AS7018 AT&T Services, Inc. - Prefix Upstreams

ASN	Name	Description
AS3257	GTT-BACKBONE	GTT
AS174	COGENT-174	Cogent Communications
AS3356	LEVEL3	Level 3 Parent, LLC
AS3320	DTAG	Internet service provider operations
AS2497	IIJ	Internet Initiative Japan Inc.
AS5511	Opentransit	Orange S.A.
AS6939	HURRICANE	Hurricane Electric LLC
AS1239	SPRINTLINK	Sprint
AS2914	NTT-LTD-2914	NTT America, Inc.
AS1299	TWELVE99	Arelion, f/k/a Telia Carrier
AS6461	ZAYO-6461	Zayo Bandwidth

# start

NetRange:       207.252.0.0 - 207.252.255.255
CIDR:           207.252.0.0/16
NetName:        CERFNET-BLK-207
NetHandle:      NET-207-252-0-0-1
Parent:         NET207 (NET-207-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   CERFnet (CERF)
RegDate:        1996-11-21
Updated:        2003-03-12
Comment:        
Comment:        Contact AT&T Abuse ( [email protected] ) for policy abuse issues.
Comment:        All policy abuse issues sent to other POCs will be disregarded.
Ref:            https://rdap.arin.net/registry/ip/207.252.0.0


OrgName:        CERFnet
OrgId:          CERF
Address:        5738 Pacific Center Blvd
City:           San Diego
StateProv:      CA
PostalCode:     92121
Country:        US
RegDate:        1989-04-18
Updated:        2022-02-08
Comment:        Contact AT&T Abuse ([email protected]) for policy abuse issues.
Comment:        All policy abuse issues sent to other POCs will be disregarded.
Ref:            https://rdap.arin.net/registry/entity/CERF


OrgRoutingHandle: LEITM2-ARIN
OrgRoutingName:   Leitmanova, Lucia 
OrgRoutingPhone:  +421 2 332 25571   
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

OrgTechHandle: NETWO10-ARIN
OrgTechName:   Network Provisioning
OrgTechPhone:  +1-877-789-2877 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO10-ARIN

OrgAbuseHandle: NETWO10-ARIN
OrgAbuseName:   Network Provisioning
OrgAbusePhone:  +1-877-789-2877 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO10-ARIN

OrgRoutingHandle: DRU40-ARIN
OrgRoutingName:   Rueegg, Daniel 
OrgRoutingPhone:  +41 1 4957899 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgNOCHandle: LEITM2-ARIN
OrgNOCName:   Leitmanova, Lucia 
OrgNOCPhone:  +421 2 332 25571   
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

OrgTechHandle: DRU40-ARIN
OrgTechName:   Rueegg, Daniel 
OrgTechPhone:  +41 1 4957899 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN

OrgTechHandle: LEITM2-ARIN
OrgTechName:   Leitmanova, Lucia 
OrgTechPhone:  +421 2 332 25571   
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

OrgNOCHandle: DRU40-ARIN
OrgNOCName:   Rueegg, Daniel 
OrgNOCPhone:  +41 1 4957899 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN


RTechHandle: IPSWI-ARIN
RTechName:   IP SWIP
RTechPhone:  +1-888-613-6330 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/IPSWI-ARIN

RTechHandle: ICC-ARIN
RTechName:   IP Team
RTechPhone:  +1-888-613-6330 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

RAbuseHandle: ATTAB-ARIN
RAbuseName:   ATT Abuse
RAbusePhone:  +1-919-319-8130 
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/ATTAB-ARIN

RTechHandle: DK71-ARIN
RTechName:   Kostick, Deirdre 
RTechPhone:  +1-919-319-8249 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/DK71-ARIN