AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
CENTENNIAL-PR AT&T Mobility Puerto Rico 35 2 114,688 4,294,967,296 Puerto Rico
114,688 IPv4 Addresses
CIDR Description IP Num
12.205.64.0/19 AT&T Services, Inc. 8192
12.205.80.0/24 AT&T Services, Inc. 256
12.205.84.0/24 AT&T Services, Inc. 256
12.205.86.0/24 AT&T Services, Inc. 256
12.205.87.0/24 AT&T Services, Inc. 256
12.205.96.0/19 AT&T Services, Inc. 8192
12.205.100.0/24 AT&T Services, Inc. 256
64.213.224.0/19 Centennial de Puerto Rico 8192
64.247.160.0/20 AT&T Mobility Puerto Rico 4096
65.38.192.0/19 AT&T Mobility Puerto Rico 8192
65.38.193.0/24 Centennial de Puerto Rico (C01619470) 256
65.38.206.0/24 AT&T Mobility Puerto Rico 256
66.231.160.0/20 AT&T Mobility Puerto Rico 4096
66.231.170.0/24 AT&T Mobility Puerto Rico 256
66.231.171.0/24 AT&T Mobility Puerto Rico 256
67.203.192.0/18 AT&T Mobility Puerto Rico 16384
67.203.232.0/24 AT&T Mobility Puerto Rico 256
67.206.192.0/18 AT&T Mobility Puerto Rico 16384
67.206.230.0/24 AT&T Mobility Puerto Rico 256
67.206.231.0/24 AT&T Mobility Puerto Rico 256
76.76.192.0/20 AT&T Mobility Puerto Rico 4096
76.76.198.0/23 AT&T Mobility Puerto Rico 512
76.76.200.0/23 HCO Eth Customers (C01840827) 512
76.76.204.0/24 Polytechnic University of Puerto Rico 256
76.76.206.0/23 Island Eth Customers (C01840828) 512
173.211.128.0/18 AT&T Mobility Puerto Rico 16384
173.211.139.0/24 AT&T Mobility Puerto Rico 256
173.211.140.0/24 AT&T Mobility Puerto Rico 256
173.211.141.0/24 AT&T Mobility Puerto Rico 256
173.211.142.0/24 AT&T Mobility Puerto Rico 256
173.211.145.0/24 AT&T Mobility Puerto Rico 256
196.32.128.0/19 AT&T Mobility Puerto Rico 8192
196.32.144.0/24 AT&T Mobility Puerto Rico 256
200.50.0.0/19 AT&T Mobility Puerto Rico 8192
207.166.112.0/20 AT&T Mobility Puerto Rico 4096
CIDR Description IP NUMs(prefix /64)
2607:f870::/32 AT&T Mobility Puerto Rico 4294967296
2607:f870:1::/48 AT&T Mobility Puerto Rico 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 83,912,192 2,367,081,152,512 IPv4 IPv4 IPv6 IPv6
AS23114 CRITICALHUBNET - Critical Hub Networks, PR Puerto Rico 256 0 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS14974 VIRTUAL-INC - Virtual Inc., PR Puerto Rico 1,024 0 IPv4 IPv4
AS18895 NUSTREAM-COMMUNICATIONS - Nustream Communications, PR Puerto Rico 16,384 0 IPv4 IPv4
AS27021 AS-DGX - Quest Diagnostics, Inc., US United States 6,144 0 IPv4 IPv4
AS27213 PRCINTERNET-GATEWAY - PRC Internet Corp, PR Puerto Rico 768 0 IPv4 IPv4
AS54123 CAMC-NET - COSVI Asset Management Corp., PR Puerto Rico 512 0 IPv4 IPv4
AS393937 MCS-PUBLIC-NET - Medical Card System, Inc., PR Puerto Rico 256 0 IPv4 IPv4
AS394963 MLIC-AS01 - Multinational Life Insurance Company, PR Puerto Rico 256 0 IPv4 IPv4
AS10937 CENTENNIAL-PR - AT&T Mobility Puerto Rico, PR Puerto Rico 4,096 0 IPv4 IPv4
AS14920 EVERTEC - Banco Popular, PR Puerto Rico 8,448 0 IPv4 IPv4
AS21559 OSNET - OSNET Wireless, PR Puerto Rico 18,688 4,294,967,296 IPv4 IPv4
AS40414 OPTIVON - Optivon, Inc., PR Puerto Rico 6,656 0 IPv4 IPv4
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 83,912,192 2,367,081,152,512 IPv4 IPv4
AS14979 AERONET-WIRELESS - Aeronet Wireless, PR Puerto Rico 20,740 65,536 IPv4 IPv4
AS23379 AS-BBT - Blackburn Technologies II, LLC, PR Puerto Rico 1,024 4,294,967,296 IPv4 IPv4
AS40311 VIASAT-3 - ViaSat,Inc., US United States 10,496 0 IPv4 IPv4
AS395902 TRISERVE - TriServe Tech, PR Puerto Rico 256 0 IPv4 IPv4
AS396377 FASTCLOUD, US United States 256 0 IPv4 IPv4
AS16649 IUPR-AS - Interamerican University of Puerto Rico, PR Puerto Rico 65,792 0 IPv4 IPv4
AS22888 SUAGM - Sistema Universitario Ana G. Mendez, PR Puerto Rico 1,536 0 IPv4 IPv4
AS30526 NEPTUNO-NET - Neptuno Media, Inc., PR Puerto Rico 10,240 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS32189 SAGRADO - Universidad del Sagrado Corazon, US United States 768 0 IPv4 IPv4
IP Address Domain NUMs Domains
12.205.65.6 1 mx1.softekpr.com
12.205.65.7 3 merchants.softekpr.com
12.205.65.8 7 cas.softekpr.com
12.205.65.9 5 demos.isotrain.com
12.205.65.10 2 txctl.txhubpr.com
12.205.65.11 1 fastertest.softekpr.com
12.205.65.15 2 mail.softekpr.com
12.205.65.26 1 mx2.softekpr.com
12.205.65.36 1 dns2.softekpr.com
12.205.65.58 1 paysmart.softekpr.com
ASNumber:       11992
ASName:         CENTENNIAL-PR
ASHandle:       AS11992
RegDate:        1999-02-23
Updated:        2017-03-01    
Ref:            https://rdap.arin.net/registry/autnum/11992


OrgName:        AT&T Mobility Puerto Rico
OrgId:          AMPR
Address:        The Prentice Hall Corp
Address:        P.O. Box 192830
City:           San Juan
StateProv:      PR
PostalCode:     00902-2946
Country:        PR
RegDate:        2014-01-30
Updated:        2017-04-25
Ref:            https://rdap.arin.net/registry/entity/AMPR


OrgNOCHandle: DVE19-ARIN
OrgNOCName:   Vega, David 
OrgNOCPhone:  +1-787-717-9600 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/DVE19-ARIN

OrgTechHandle: DVE19-ARIN
OrgTechName:   Vega, David 
OrgTechPhone:  +1-787-717-9600 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/DVE19-ARIN

OrgAbuseHandle: DVE19-ARIN
OrgAbuseName:   Vega, David 
OrgAbusePhone:  +1-787-717-9600 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DVE19-ARIN