206.16.0.0/14 CERFnet Prefix BGP Network Information

206.16.0.0/14

CERFnet

Announcing ASNs: 1

Parent Prefix: 206.16.0.0/14

Abuse: [email protected]

RIR: ARIN

Prefix
Routing
Raw Whois

Announcing ASNs

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

Summary

Prefix:

206.16.0.0/14

Name:

CERFNET-BLK-206

Description:

CERFnet

Country:

IP Addresses:

262,144

Regional Registry:

ARIN

Allocation Status:

Allocated

Allocation Date:

17^th May 1995

Allocated Country:

Contacts

Email Contacts:

[email protected]

Abuse Contacts:

[email protected]et

Address:

5738 Pacific Center Blvd,

San Diego,

CA,

92121,

Related BGP Prefixes

Prefix	Name	Description	ASN
206.19.244.0/24	CERF-EMPIRESW	Empire Southwest	AS32224
206.17.171.0/24	ATTENS-009024-003101	AT&T Hosted Messaging	AS2386
206.16.14.0/24	ATTENS-010081-004449	Computershare	AS17225
206.18.157.0/24	ATTWH-206-18-157-0-24-1011182718	McDermott Will & Emery LLP	AS7018
206.19.237.0/24	ATTWH-206-19-237-0-24-1101280725	CI - TravelLeadersGroup SID-19060	AS7018
206.16.244.0/24	ATTWH-206-16-244-0-24-1006034402	SID-18051 CI -Administrative Office of the United States Courts	AS13788
206.19.234.0/24	ATTWH-206-19-234-0-24-1101071617	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.17.172.0/24	ATTENS-009954-004215	Vanco US LLC (Draeger Project)	AS2386
206.16.202.0/23	ATTENS-008862-002212	GSI Commerce	AS17231
206.16.0.0/21	CERFNET-BLK-206	CERFnet	AS4265
206.18.176.0/22	CERFNET-BLK-206	CERFnet	AS5731
206.19.208.0/21	CERFNET-BLK-206	CERFnet	AS17232
206.19.228.0/24	ATTWH-206-19-228-0-24-1205095820	CI - BoyScoutsofAmerica SID-20023	AS7018
206.16.123.0/24	CERFNET-BLK-206	CERFnet	AS2386
206.16.43.0/24	ATTENS-009567-004354	Corio, Inc.	AS2386
206.18.204.0/22	CERFNET-BLK-206	CERFnet	AS7018
206.18.160.0/24	ATTWH-206-18-160-0-24-1112091535	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.19.212.0/24	CERF-SANISDN-A	CERFnet San Diego ISDN Subnet	AS2386
206.18.172.0/24	ATTENS-010379-005142	Ei3 Corporation	AS7018
206.19.52.0/24	ATTWH-206-19-52-0-24-1806271849	SID-10345 CI - Henry Schein Inc.	AS7018
206.19.40.0/21	CERFNET-BLK-206	CERFnet	AS17225
206.16.16.0/20	CERFNET-BLK-206	CERFnet	AS17227
206.17.98.0/23	CERFNET-BLK-206	CERFnet	AS62776
206.18.154.0/24	ATTWH-206-18-154-0-24-1008274017	CI - Accenture (People Enablement) SID-8912	AS7018
206.16.128.0/20	CERFNET-BLK-206	CERFnet	AS4269
206.17.144.0/23	ATTENS-008716-003475	IPSoft	AS7172
206.18.168.0/24	ATTENS-008939-004921	AT&T Managed Firewall Services NB2	AS2386
206.19.192.0/21	CERFNET-BLK-206	CERFnet	AS4269
206.18.153.0/24	ATTWH-206-18-153-0-24-1008273902	CI - Accenture (People Enablement) SID-8912	AS7018
206.19.200.0/21	CERFNET-BLK-206	CERFnet	AS17232
206.19.36.0/22	CERFNET-BLK-206	CERFnet	AS7018
206.16.105.0/24	CERF-ONETEL-B	One.Tel,Inc.	AS2386
206.17.96.0/20	CERFNET-BLK-206	CERFnet	AS17225
206.16.214.0/24	ATTENS-008862-003323	GSI Commerce	AS17231
206.16.240.0/24	ATTWH-206-16-240-0-24-0812102455	Littler Mendelson SID-21931	AS393415
206.16.30.0/24	CERF-TELDATA	CERFnet customer - TelData	AS7018
206.18.108.0/24	ATTENS-010207-004962	Snap-on Incorporated	AS7018
206.19.205.0/24	ATTWH-206-19-205-0-24-1007062032	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.16.78.0/23	CERFNET-BLK-206	CERFnet	AS4264
206.16.96.0/19	CERFNET-BLK-206	CERFnet	AS4267
206.19.236.0/24	ATTWH-206-19-236-0-24-1101071942	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.18.252.0/22	CERFNET-BLK-206	CERFnet	AS4266
206.17.101.0/24	ATTENS-007997-004569	Evare, LLC	AS7018
206.19.184.0/21	CERFNET-BLK-206	CERFnet	AS16966
206.16.66.0/23	CERFNET-BLK-206	CERFnet	AS17231
206.16.160.0/21	CERFNET-BLK-206	CERFnet	AS17233
206.16.99.0/24	ATTENS-006732-005678	AT&T MFS-NB 2.0-- Mesa, AZ - Trial	AS2386
206.16.148.0/24	CERFNET-BLK-206	CERFnet	AS7018
206.17.173.0/24	ATTWH-206-17-173-0-24-1112091439	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.19.16.0/22	CERFNET-BLK-206	CERFnet	AS7018
206.18.169.0/24	ATTENS-008939-004922	AT&T Managed Firewall Services NB2	AS2386
206.17.170.0/24	ATTENS-009104-003085	Lincoln Educational Services	AS7018
206.16.76.0/23	CERFNET-BLK-206	CERFnet	AS7018
206.17.16.0/20	CERFNET-BLK-206	CERFnet	AS17231
206.17.160.0/20	CERFNET-BLK-206	CERFnet	AS17232
206.16.96.0/24	ATTENS-006732-005675	AT&T MFS-NB 2.0-- Mesa, AZ - Trial	AS2386
206.16.208.0/24	CERFNET-BLK-206	CERFnet	AS11261
206.16.56.0/21	CERFNET-BLK-206	CERFnet	AS17227
206.16.70.0/23	CERFNET-BLK-206	CERFnet	AS17229
206.16.210.0/24	ATTENS-009355-003003	LaFarge	AS17231
206.17.128.0/19	CERFNET-BLK-206	CERFnet	AS4264
206.16.21.0/24	ATTWH-206-16-21-0-24-1102084230	CI - NIC Inc. SID-10476	AS7018
206.18.96.0/19	CERFNET-BLK-206	CERFnet	AS17229
206.16.64.0/23	CERFNET-BLK-206	CERFnet	AS17227
206.19.51.0/24	CERF-UPROMISE-A	Upromise Investments, Inc	AS63358
206.18.155.0/24	ATTWH-206-18-155-0-24-1009022701	CI - Accenture (People Enablement) SID-8912	AS7018
206.16.220.0/23	ATTENS-008862-004168	GSI Commerce	AS17231
206.16.47.0/24	ATTENS-010068-005381	ESRI	AS2386
206.16.68.0/23	CERFNET-BLK-206	CERFnet	AS17233
206.16.192.0/18	CERFNET-BLK-206	CERFnet	AS17231
206.16.84.0/23	CERFNET-BLK-206	CERFnet	AS4266
206.18.240.0/22	CERFNET-BLK-206	CERFnet	AS7018
206.19.214.0/24	CERF-SANISDN-A	CERFnet San Diego ISDN Subnet	AS2386
206.18.160.0/20	CERFNET-BLK-206	CERFnet	AS17232
206.18.203.0/24	ANXEBUSINESS-206-18-203-0-24	ANX-E-BUSINESS-IBM-GM	AS32216
206.16.124.0/22	CERFNET-BLK-206	CERFnet	AS2386
206.19.48.0/20	CERFNET-BLK-206	CERFnet	AS17225
206.17.166.0/24	ATTENS-009024-003952	AT&T Hosted Messaging	AS2386
206.16.88.0/23	CERFNET-BLK-206	CERFnet	AS17225
206.19.224.0/21	CERFNET-BLK-206	CERFnet	AS16967
206.18.144.0/20	CERFNET-BLK-206	CERFnet	AS17229
206.16.31.0/24	ATTWH-206-16-31-0-24-1309025942	CI - MajorLeagueB SID-22205	AS30219
206.16.100.0/24	ATTWH-206-16-100-0-24-0902044433	CI - InnLink LLC SID-15670	AS2386
206.16.98.0/24	ATTENS-006732-005677	AT&T MFS-NB 2.0-- Mesa, AZ - Trial	AS2386
206.16.41.0/24	ATTENS-009567-004353	Corio, Inc.	AS26419
206.16.72.0/23	CERFNET-BLK-206	CERFnet	AS17228
206.19.222.0/23	CERFNET-BLK-206	CERFnet	AS7018
206.19.32.0/22	CERFNET-BLK-206	CERFnet	AS4266
206.16.211.0/24	ATTENS-009303-003007	Halifax	AS7018
206.16.243.0/24	ATTWH-206-16-243-0-24-0904165430	CI - Duff and Phelps SID-15843	AS7018
206.16.74.0/23	CERFNET-BLK-206	CERFnet	AS17226
206.16.168.0/21	CERFNET-BLK-206	CERFnet	AS4269
206.19.210.0/24	ATTENS-008939-005797	AT&T Managed Firewall Services NB2	AS2386
206.16.97.0/24	ATTENS-006732-005676	AT&T MFS-NB 2.0-- Mesa, AZ - Trial	AS2386
206.16.144.0/20	CERFNET-BLK-206	CERFnet	AS17225
206.16.182.0/23	CERFNET-BLK-206	CERFnet	AS7105
206.19.235.0/24	ATTWH-206-19-235-0-24-110126	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.18.228.0/24	ANXEBUSINESS	ANX-E-BUSINESS-Tower-Automotive	AS32216
206.18.248.0/22	ATTWH-206-18-248-0-22-1606304049	IDC SAN2 IFR - ICN R2 Frontend Routable	AS4266
206.19.18.0/24	ATTWH-206-19-18-0-24-1304163310	IFR - Miles Kimball Company SID-21595	AS7018
206.16.82.0/23	CERFNET-BLK-206	CERFnet	AS7018
206.18.176.0/20	CERFNET-BLK-206	CERFnet	AS17227
206.18.128.0/17	CERFNET-BLK-206	CERFnet	AS4268
206.16.104.0/24	CERF-ONETEL-A	One.Tel,Inc.	AS2386
206.16.86.0/23	CERFNET-BLK-206	CERFnet	AS17232
206.16.108.0/22	CERF-ONETEL-B	One.Tel,Inc.	AS2386
206.18.224.0/24	ANXEBUSINESS-206-18-224-0-24	ANX-E-BUSINESS-RCO	AS32216
206.16.40.0/21	CERFNET-BLK-206	CERFnet	AS4267
206.19.69.0/24	CERFNET-BLK-206	CERFnet	AS4266
206.16.32.0/24	THE-GAP-INC	The Gap, Inc.	AS40526
206.19.209.0/24	ATTENS-008939-005796	AT&T Managed Firewall Services NB2	AS2386
206.18.165.0/24	ATTWH-206-18-165-0-24-1003120348	CI - Matheson Tri-Gas Inc SID-11333	AS36246
206.16.207.0/24	ATTENS-009263-002872	Tickets.com	AS11880
206.18.244.0/22	CERFNET-BLK-206	CERFnet	AS7018
206.16.92.0/23	CERFNET-BLK-206	CERFnet	AS4263
206.19.213.0/24	CERF-SANISDN-A	CERFnet San Diego ISDN Subnet	AS2386
206.16.61.0/24	ATTENS-007851-004549	Evare, LLC.	AS7018
206.18.170.0/24	ATTENS-008939-004923	AT&T Managed Firewall Services NB2	AS2386
206.19.20.0/22	CERFNET-BLK-206	CERFnet	AS4266
206.19.232.0/24	ATTWH-206-19-232-0-24-1112011305	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.19.231.0/24	ATTWH-206-19-231-0-24-1206135654	CI - APS Healthcare, Inc. SID-19571	AS7018
206.16.56.0/24	ATTENS-010057-004431	Gibson, Dunn & Crutcher, LLP	AS7018
206.17.25.0/24	ATTWH-206-17-25-0-24	TouchCommerce	AS7018
206.19.233.0/24	ATTWH-206-19-233-0-24-110126	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.18.175.0/24	ATTWH-206-18-175-0-24-1112091816	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.16.9.0/24	ATTWH-206-16-9-0-24-1003152844	CI - GSI Commerce SID-8862	AS17231
206.19.211.0/24	ATTENS-008939-005798	AT&T Managed Firewall Services NB2	AS2386
206.16.176.0/22	CERFNET-BLK-206	CERFnet	AS16966
206.17.164.0/24	ATTWH-206-17-164-0-24-1007061947	CI - AT&T Managed Firewall Services NB2 SID-8939	AS2386
206.16.102.0/23	ATTWH-206-16-102-0-23-0805120042	CI - CashedgeIncDRCage SID-15517	AS7018
206.18.152.0/24	ATTWH-206-18-152-0-24-1008273750	CI - Accenture (People Enablement) SID-8912	AS7018
206.19.232.0/21	CERFNET-BLK-206	CERFnet	AS17232
206.16.90.0/23	CERFNET-BLK-206	CERFnet	AS7018

AS7018 AT&T Services, Inc. - Prefix Upstreams

ASN	Name	Description
AS3356	LEVEL3	Level 3 Parent, LLC
AS209	CENTURYLINK-US-LEGACY-QWEST	CenturyLink Communications, LLC
AS12956	Telefonica	TELXIUS
AS2914	NTT-COMMUNICATIONS-2914	NTT America, Inc.
AS3257	GTT-BACKBONE	GTT
AS6453	AS6453	TATA COMMUNICATIONS (AMERICA) INC
AS1299	TELIANET	Telia Carrier
AS174	COGENT-174	Cogent Communications
AS6762	SEABONE-NET	TELECOM ITALIA SPARKLE S.p.A.
AS6461	ZAYO-6461	Zayo Bandwidth
AS3491	BTN-ASN	PCCW Global, Inc.
AS3320	DTAG	Internet service provider operations
AS2497	IIJ	Internet Initiative Japan Inc.
AS1239	SPRINTLINK	Sprint
AS701	UUNET	MCI Communications Services, Inc. d/b/a Verizon Business

#
# 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 1997-2019, American Registry for Internet Numbers, Ltd.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "r + < 206.16.0.0/14"
#
# Use "?" to get help.
#


# start

NetRange:       206.16.0.0 - 206.19.255.255
CIDR:           206.16.0.0/14
NetName:        CERFNET-BLK-206
NetHandle:      NET-206-16-0-0-1
Parent:         NET206 (NET-206-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   CERFnet (CERF)
RegDate:        1995-05-16
Updated:        2002-10-18
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/206.16.0.0


OrgName:        CERFnet
OrgId:          CERF
Address:        5738 Pacific Center Blvd
City:           San Diego
StateProv:      CA
PostalCode:     92121
Country:        US
RegDate:        1989-04-17
Updated:        2017-01-28
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


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

OrgAbuseHandle: ATTAB-ARIN
OrgAbuseName:   ATT Abuse
OrgAbusePhone:  +1-919-319-8130 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    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

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