# 43.203.50.253 — IP Intelligence Summary

43.203.50.253 is an IPv4 address operated by AMAZON-02 - Amazon.com, Inc., US (AS16509), with approximate network location Incheon, South Korea. It belongs to datacenter or hosting infrastructure with reverse DNS name ec2-43-203-50-253.ap-northeast-2.compute.amazonaws.com. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/43.203.50.253
- Last updated: 2026-11-13

## Ownership

- Organization: AMAZON ASIA-PACIFIC RESOURCES PRIVATE LIMITED - ne
- Network name: AMAZON-AS-AP
- Allocated block: 43.200.0.0/13
- ASN: AS16509 (https://ipdebrief.com/asn/16509)
- Regional registry: APNIC
- Registered holder: AMAZON ASIA-PACIFIC RESOURCES PRIVATE LIMITED - ne
- Routing operator: AMAZON-02 - Amazon.com, Inc., US
- Network registration country: US
- Registrant address country: —
- Cloud / hosting provider: Amazon Web Services

## Location

- City: Incheon
- Region: Incheon
- Country: South Korea
- Time zone: Asia/Seoul

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

## Network classification

- Infrastructure type: CloudCompute
- Datacenter / hosting: yes
- 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

- ec2-43-203-50-253.ap-northeast-2.compute.amazonaws.com
- Forward-confirmed: yes

## Exposed services

- 443/tcp — https

## DNS posture

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

- caa: Not found at queried name (com)
- spf: Unknown / lookup inconclusive (di.runestone.samsung.com, ec2-43-203-50-253.ap-northeast-2.compute.amazonaws.com)
- dmarc: Unknown / lookup inconclusive (_dmarc.di.runestone.samsung.com, _dmarc.ec2-43-203-50-253.ap-northeast-2.compute.amazonaws.com)
- dnssec: Unknown / lookup inconclusive (253.50.203.43.in-addr.arpa)
- fcrDns: Unknown / lookup inconclusive (ec2-43-203-50-253.ap-northeast-2.compute.amazonaws.com)

## TLS observations

- CN=*.di.runestone.samsung.com, O="SAMSUNG ELECTRONICS CO,.LTD", S=Gyeonggi-do, C=KR; port unknown; target —; Previously observed certificate has since expired; current certificate unknown; valid until 2026-11-14T23:59:59.0000000+00:00

## Nearby addresses

- 43.203.50.139 (https://ipdebrief.com/43.203.50.139)

## Addresses sharing infrastructure

- 3.36.84.93 — Same TLS certificate (https://ipdebrief.com/3.36.84.93)
- 3.36.205.39 — Same TLS certificate (https://ipdebrief.com/3.36.205.39)
- 3.37.164.124 — Same TLS certificate (https://ipdebrief.com/3.37.164.124)
- 3.39.42.19 — Same TLS certificate (https://ipdebrief.com/3.39.42.19)
- 3.39.128.210 — Same TLS certificate (https://ipdebrief.com/3.39.128.210)
- 3.39.162.220 — Same TLS certificate (https://ipdebrief.com/3.39.162.220)
- 13.124.9.2 — Same TLS certificate (https://ipdebrief.com/13.124.9.2)
- 13.125.5.245 — Same TLS certificate (https://ipdebrief.com/13.125.5.245)
- 13.125.107.132 — Same TLS certificate (https://ipdebrief.com/13.125.107.132)
- 13.209.182.0 — Same TLS certificate (https://ipdebrief.com/13.209.182.0)
- 13.209.187.34 — Same TLS certificate (https://ipdebrief.com/13.209.187.34)
- 13.209.232.239 — Same TLS certificate (https://ipdebrief.com/13.209.232.239)

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Source: IPDebrief, "43.203.50.253 IP intelligence", https://ipdebrief.com/43.203.50.253, updated 2026-11-13. Assessments are probabilistic.