Data as of Nov 8, 2026
172.81.156.0/22
No anonymizer space · no proxy exits in 30 daysTPx Communications
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 172.81.156.0/22 | 1,024 | TELEPACIFIC-SJ-BLK-17 | TPx Communications (TPSJ) · US | Direct Allocation | May 14, 2015 | abuse@ |
| └ 172.81.156.24/30 | 4 | US-SPORTS-CAMPS | unknown | — | — | — |
| └ 172.81.156.36/30 | 4 | CALIFORNIA-SKIN-INSTITUTE | unknown | — | — | — |
| └ 172.81.156.40/30 | 4 | K2PURE-SOLUTIONS | unknown | — | — | — |
| └ 172.81.156.52/30 | 4 | JONES--MAYER | unknown | — | — | — |
| └ 172.81.156.56/30 | 4 | E-CENTER | unknown | — | — | — |
| └ 172.81.156.80/30 | 4 | CENTRAL-STAR-BEHAVIORAL | unknown | — | — | — |
| └ 172.81.156.92/30 | 4 | CAN-AM-PLUMBING | unknown | — | — | — |
| └ 172.81.156.100/30 | 4 | SAN-MATEO | unknown | — | — | — |
| └ 172.81.156.120/30 | 4 | MARINER-HEALTH | unknown | — | — | — |
| └ 172.81.156.124/30 | 4 | MARINER-HEALTH | unknown | — | — | — |
| └ 172.81.156.148/30 | 4 | MILPITAS-MATERIALS-COMPANY | unknown | — | — | — |
| └ 172.81.156.160/30 | 4 | BOBCAT-CENTRAL | unknown | — | — | — |
| └ 172.81.156.168/30 | 4 | WESTERN-MILLING | unknown | — | — | — |
| └ 172.81.156.188/30 | 4 | WESTERN-MILLING | unknown | — | — | — |
| └ 172.81.156.192/30 | 4 | HOMESITE-SERVICES | unknown | — | — | — |
| └ 172.81.156.196/30 | 4 | HOMESITE-SERVICES | unknown | — | — | — |
| └ 172.81.156.204/30 | 4 | GIMBAL-BROTHERS | unknown | — | — | — |
| └ 172.81.156.212/30 | 4 | LOCAL-UNION-NO-400 | unknown | — | — | — |
| └ 172.81.156.244/30 | 4 | GOODWILL-INDUSTRIES-OF-SAC | unknown | — | — | — |
| └ 172.81.156.252/30 | 4 | JACKSON-PROPERTIES | unknown | — | — | — |
| └ 172.81.157.0/29 | 8 | ALLIED-PROPANE-SERVICE | unknown | — | — | — |
| └ 172.81.157.32/29 | 8 | MILPITAS-MATERIALS-COMPANY | unknown | — | — | — |
| └ 172.81.157.40/30 | 4 | LAGS-MEDICAL-CENTERS | unknown | — | — | — |
| └ 172.81.157.56/29 | 8 | EASIC-CORPORATION | unknown | — | — | — |
| └ 172.81.157.64/29 | 8 | YCS-INVESTMENT | unknown | — | — | — |
| └ 172.81.157.72/29 | 8 | YDS-INVESTMENT-COMPANY | unknown | — | — | — |
| └ 172.81.157.88/30 | 4 | AGI-AVANT | unknown | — | — | — |
| └ 172.81.157.160/29 | 8 | ONTARIO-REFRIGERATION | unknown | — | — | — |
| └ 172.81.157.176/30 | 4 | CORCORAN-JT | unknown | — | — | — |
| └ 172.81.157.200/30 | 4 | SAN-JOAQUIN-POWER | unknown | — | — | — |
| └ 172.81.157.208/30 | 4 | EIDE-BAILLY-LLP | unknown | — | — | — |
| └ 172.81.157.224/29 | 8 | SOUTHERN-TRINITY-HEALTH-SERVICES | unknown | — | — | — |
| └ 172.81.159.0/25 | 128 | S-F-MUSEUM-OF-MODERN-ART | unknown | — | — | — |
| └ 172.81.159.128/27 | 32 | AXIOM-HOTEL | unknown | — | — | — |
| └ 172.81.159.168/30 | 4 | BAY-AREA-LEGAL-AID | unknown | — | — | — |
| └ 172.81.159.172/30 | 4 | BAY-AREA-LEGAL-AID | unknown | — | — | — |
| └ 172.81.159.184/30 | 4 | ASIAN-HEALTH-SERVICES | unknown | — | — | — |
| └ 172.81.159.188/30 | 4 | ESGYN-CORPORATION | unknown | — | — | — |
| └ 172.81.159.216/30 | 4 | LIFELONG-MEDICAL | unknown | — | — | — |
| └ 172.81.159.224/30 | 4 | HEALTH-AND-LIFE-ORG | unknown | — | — | — |
| └ 172.81.159.240/28 | 16 | METTEL | unknown | — | — | — |
Network & registry
Origin network
AS14265
US
- Name
- TPx Communications
- Type
- Internet provider
- Registered
- Nov 17, 1999
- Domain
- tpx.com
- Website
- www.tpx.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2015
- Current origin since
- May 2015 · 11 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 172.
81. 156. 0/ 22 - Netname
- TELEPACIFIC-SJ-BLK-17
- Registrant
- TPx Communications
- Organization
- TPx Communications (TPSJ)
- Org address
- 515 South Flower St. 47th Floor, LOS ANGELES, CA, 90071
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-172-81-156-0-1
- Parent
- NET-172-0-0-0-0
- Created
- May 14, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- May 14, 2015
- Status
- assigned
Report abuse
Abuse contact
- abuse@
telepacific. com - Name
- Abuse Team Role
- Phone
- +1-877-487-8349
- Handle
- ATR4-ARIN