# 203.99.123.19 — IP Intelligence Summary

203.99.123.19 is an IPv4 address announced by AS10137, with approximate network location Indonesia. Its reverse DNS name is 203-99-123-19.telkomsat.co.id. As of November 11, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/203.99.123.19
- Last updated: 2026-11-11

## Ownership

- Organization: Hostmaster TELKOMSAT
- Network name: TELKOMSAT-ID
- Allocated block: 203.99.96.0/19
- ASN: AS10137 (https://ipdebrief.com/asn/10137)
- Regional registry: APNIC
- Registered holder: Hostmaster TELKOMSAT
- Routing operator: —
- Network registration country: ID
- Registrant address country: —

## Location

- City: —
- Region: —
- Country: Indonesia
- Time zone: —

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- 203-99-123-19.telkomsat.co.id
- Forward-confirmed: no

## Exposed services

- 80/tcp — http
- 443/tcp — https
- 22/tcp — ssh

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- spf: Not checked
- dmarc: Not checked
- fcrDns: Not checked
- dnssec: Not checked
- caa: Not checked

## TLS observations

- E=root@db.patrakom.co.id, CN=db.patrakom.co.id, OU=SomeOrganizationalUnit, O=SomeOrganization, L=SomeCity, S=SomeState, C=--; port unknown; target —; Previously observed certificate has since expired; current certificate unknown; valid until 2017-08-04T08:05:50.0000000+00:00

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Source: IPDebrief, "203.99.123.19 IP intelligence", https://ipdebrief.com/203.99.123.19, updated 2026-11-11. Assessments are probabilistic.