Data as of Nov 8, 2026
203.208.192.0/19
No anonymizer space · no proxy exits in 30 daysSingapore Telecommunications Ltd · space held by Singapore Telecommunications (SINGTEL Internet Exchange)
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 203.208.128.0/17 since May 2005 | AS7473 | Unknown | 3 |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.208.193.0/24 since May 2005 | AS7700 | Internet provider | Singapore Telecommunications (SINGTEL Internet Exchange) | |
| 203.208.197.0/24 since Dec 2015 | AS7473 | Internet provider | Singapore Telecommunications (SINGTEL Internet Exchange) | |
| 203.208.199.0/24 since Mar 2011 | AS7473 | Internet provider | Singapore Telecommunications (SINGTEL Internet Exchange) | |
| 203.208.204.0/24 since Mar 2016 | AS7473 | Internet provider | Singapore Telecommunications (SINGTEL Internet Exchange) | |
| 203.208.207.0/24 since Aug 2011 | AS7473 | Internet provider | Singapore Telecommunications (SINGTEL Internet Exchange) |
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 |
|---|---|---|---|---|---|---|
| 203.208.192.0/19 | 8,192 | SINGTEL-IX | Singapore Telecommunications (SINGTEL Internet Exchange) (ORG-STIE1-AP) · SG | ALLOCATED PORTABLE | Sep 4, 2008 | leonkoh@ |
| └ 203.208.197.64/28 | 16 | UECOMM-IFM | unknown | ALLOCATED NON-PORTABLE | — | leonkoh@ via SINGTEL-IX |
| └ 203.208.197.224/27 | 32 | IX-PERFECTONLINE | Perfect Online Holdings Limited | ASSIGNED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.198.0/26 | 64 | IX-VANTAGE-SG | Vantage International Management Company Pte. Ltd. | ALLOCATED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.198.192/27 | 32 | IXIACCESS-SG | International Access Pte Ltd | ASSIGNED NON-PORTABLE | — | leonkoh@ via SINGTEL-IX |
| └ 203.208.199.0/28 | 16 | IXTUDOU-SG | TUDOU SG PoP | ASSIGNED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.204.0/25 | 128 | IXNGTNETWORKS-SG | NGT Networks Pte Ltd | ASSIGNED NON-PORTABLE | — | leonkoh@ via SINGTEL-IX |
| └ 203.208.204.144/28 | 16 | IX-PVH | Phillips-Van Heusen Far East Limited | ASSIGNED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.205.112/28 | 16 | AFP-HK | Agence France Presse | ASSIGNED NON-PORTABLE | — | leonkoh@ via SINGTEL-IX |
| └ 203.208.205.128/26 | 64 | IXPHOENIX-SG | Phoenix Communications Pte Ltd | ASSIGNED NON-PORTABLE | — | leonkoh@ via SINGTEL-IX |
| └ 203.208.207.128/28 | 16 | IX-CREDITCORP-US | Optus Networks Pty Ltd - Credit Corp | ASSIGNED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.207.160/27 | 32 | IX-SPI-GB | SPI Technologies Inc. | ASSIGNED NON-PORTABLE | — | leonkoh@ |
| └ 203.208.207.224/27 | 32 | IX-PAULWEISS-HK | Paul, Weiss, Rifkind, Wharton & Garrison LLP | ASSIGNED NON-PORTABLE | — | leonkoh@ |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
8,192 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 7,728 | 94% | 17 | |
| Business | 464 | 5.7% | 12 |
Network & registry
Origin network
AS7473
SG
- Name
- Singapore Telecommunications Ltd
- Type
- Internet provider
- Registered
- Jan 22, 1997
- Domain
- singtel.com
- Website
- www.singtel.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2024
- Current origin since
- Jan 2024 · 2.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.208.192.0/19 | AS7473 | /19 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7473 | APNIC | MAINT-SINGTEL-IX | May 16, 2025 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 203.208.194.0/23 | AS7473 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 21, 2023 |
| 203.208.194.0/24 | AS19905 | RADB | AC_SINGTEL | MAINT-AS19905 | Nov 13, 2023 |
| 203.208.194.0/24 | AS7473 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 21, 2023 |
| 203.208.195.0/24 | AS7473 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 21, 2023 |
| 203.208.201.0/24 | AS7473 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 28, 2023 |
| 203.208.201.0/24 | AS132819 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Sep 14, 2021 |
| 203.208.221.0/24 | AS19905 | RADB | AC_SINGTEL | MAINT-AS19905 | Nov 13, 2023 |
| 203.208.223.0/24 | AS19905 | RADB | AC_SINGTEL | MAINT-AS19905 | Nov 13, 2023 |
| 203.208.223.0/24 | AS7473 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 21, 2023 |
| 203.208.223.0/24 | AS19905 | APNIC | Singapore Telecommunications (SINGTEL Internet Exchange) | MAINT-SINGTEL-IX | Apr 21, 2023 |
Whois
Registration for this announcement
- Range
- 203.
208. 192. 0/ 19 - Netname
- SINGTEL-IX
- Registrant
- Singapore Telecommunications (SINGTEL Internet Exchange)
- Registrant country
- SG
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 11, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- SG
- Delegated
- May 22, 2001
- Status
- assigned
Report abuse
Abuse contact
- leonkoh@
singtel. com - Name
- ABUSE SINGTELIXAP
- Handle
- AS2790-AP