Data as of Nov 15, 2026
203.172.16.0/22
No anonymizer space · no proxy exits in 30 daysVITRO Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.172.16.0/20 since Oct 2025 | AS7629 | Hosting | VITRO Inc. | |
| 203.172.0.0/19 since May 2005 | AS7629 | Hosting | VITRO Inc. |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.172.0.0/19 | 8,192 | VITROINC | VITRO Inc. (ORG-EI1-AP) · PH | ALLOCATED PORTABLE | — | abuse@ |
| └ 203.172.16.0/20 | 4,096 | VITROINC | VITRO Inc. (ORG-EI1-AP) · PH | ALLOCATED PORTABLE | — | abuse@ |
| └ 203.172.16.32/27 | 32 | IEZMANILA1-PH | 3103D East Tower | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.16.64/27 | 32 | PASAR-PH | 4th/F Morning Star Center | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.16.160/27 | 32 | PDCP-PH | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.16.192/26 | 64 | INFOCOM-PH | Infocom Technologies Inc | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.17.32/28 | 16 | CELC-PH | Cirtek Electronics Corp | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.17.80/28 | 16 | KATOLEC_ | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.17.96/28 | 16 | ADVENTISTINTL-PH | Adventist International Institute of | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.17.192/28 | 16 | DNSTOWER-PH | PLDT DNS at Tower | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.18.0/25 | 128 | DATELNET-PH | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.18.128/27 | 32 | SVISP-PH | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.18.192/27 | 32 | IEZMANILA-PH | 3103D East Tower | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.18.224/27 | 32 | KELLER-PH | 2723 Pasong Tamo 1231 | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.0/27 | 32 | KEPCO-PH | unknown | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.32/28 | 16 | OXYGENL-PH | GOLDEN ABC PENSHOPPE OXYGEN lan | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.48/28 | 16 | JENT-PH | Jerwins Enterprises | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.64/28 | 16 | COGNIGENT-PH | Cognigent Inc | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.80/28 | 16 | DetNorske-PH | Det Norske Veritas1 | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.96/27 | 32 | DAEKYUNG1-PH | Lot 2-11 Block 19 Phase 3 | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.128/27 | 32 | SMARTCOMM1-PH | Rufino Pacific Tower | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.160/28 | 16 | GFKASIA-PH | GFK Asia PTE LTD | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 203.172.19.192/26 | 64 | YAHOO-PH | 101 Zodiac St., Palm Village, Makati City | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 203.172.16.0/21
- Prefix
- 203.172.16.0/21
- Announced by
- AS7629 VITRO Inc.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- VITROINC
- Registrant
- VITRO Inc.
- RIR
- APNIC
Registry
Holder
- Organization
- VITRO Inc.
- Handle
- ORG-EI1-AP
- Range
- 203.
172. 0. 0/ 19 - Registration type
- ALLOCATED PORTABLE
Origin network
AS7629
PH
- Name
- VITRO Inc.
- Type
- Hosting
- Registered
- Sep 24, 1997
- Domain
- epldt.com
- Website
- vitrodc.com
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
203.172.16.0/21
Routing history
- Pattern
- Stable
- First seen
- Oct 2025
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.172.16.0/21 | AS7629 | /21 | APNIC | RPKI valid |
| 203.172.16.0/20 | AS7629 | /20 | APNIC | Too specific |
| 203.172.0.0/19 | AS7629 | /19 | APNIC | Too specific |
IRR
Route objects on 203.172.16.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7629 | APNIC | VITRO Inc. | MAINT-PH-EPLDT | Oct 9, 2025 |
Whois
Registration for this announcement
- Range
- 203.
172. 16. 0/ 20 - Netname
- VITROINC
- Registrant
- VITRO Inc.
- Registrant country
- PH
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 24, 2024
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- PH
- Delegated
- Jan 25, 1996
- Status
- assigned
Report abuse
Abuse contact
- abuse@
vitrodc. com - Name
- ABUSE EPLDTPH
- Handle
- AE135-AP