Check-Host.cc

IP Address IPv4

124.221.50.138

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of 124.221.50.138

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

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ASN
AS45090
Tencent-CN
Country
CN
China
Reverse DNS
PTR
Open Ports
3
Last scan

Autonomous System

ASN
AS Name
Tencent-CN
AS Type
RIR
APNIC
Allocated
2006-04-25
Allocation status
Allocated

Geolocation

Country
CN · China
Continent
Asia
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

RPKI

Open Ports

Port Proto Service Server Last seen
80 tcp http Microsoft-IIS/8.5 2026-05-26 00:51:37.000
1433 tcp mssql 2026-07-25 20:45:40.000
49153 tcp 2026-06-19 05:43:36.000

TLS Certificates

TLS certificate observations pending

Once our scan layer captures a TLS cert from this IP, certificate chain, JARM and JA4S fingerprints will appear here.

Tech Stack

Wappalyzer fingerprinting pending

HTTP-body analysis identifies web frameworks, CMS platforms, analytics, JS libraries and server-side languages from this host.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-leak candidates for this IP

When this IP serves a TLS cert for a domain that fronts behind a CDN, that domain surfaces here as an origin-leak candidate with a confidence score.

Hosted Domains

2 domains resolve (A-record) to this IP.

Multi-Vantage Check

Reachability accrued passively from real user-triggered checks across our 65+ probe nodes. Run a live check to add fresh data.

ICMP responsive This IP replied to our global ICMP sweep — last confirmed 2026-08-01.

No accumulated reachability data yet

Reachability accrues from real user-triggered checks. Trigger a Ping or HTTP check from our 65+ probe nodes to contribute the first data point.

Web Pages

Port Page title Status Flags
80 个人学习使用 200

Threat Intelligence

No threat-intel matches

This IP doesn't appear in any of the feeds we mirror (Tor exits, FireHOL Level 1-3, Spamhaus DROP/EDROP, URLhaus, OpenPhish). Absence here doesn't prove the IP is clean — it just means none of our public-feed sources flag it.

Co-Hosted Domains

Domains this host references in its HTML AND whose DNS A/AAAA record resolves back to this IP — i.e. actually hosted here.

v.jixiaofei.top DNS-confirmed
www.jixiaofei.top DNS-confirmed

External References

Domains the body links to whose DNS does NOT resolve to this IP — usually CDN assets, embeds, or third-party services. Boilerplate (Google Fonts, jsDelivr, w3.org…) is already filtered.

www.kdocs.cn href · ×4
www.drugfuture.com href · ×4
modelscope.cn href · ×4
www.52wmb.com href · ×2
tls.smartsousou.com href · ×2
zhwg.njga.gov.cn href · ×2
mall.siemens.com.cn href · ×2
b2b.baidu.com href · ×2
lingxi.wps.cn href · ×2
quote.cngold.org href · ×2
www.5idhl.com href · ×2
aoc.nifdc.org.cn href · ×2
www.remove.bg href · ×2
cx.mem.gov.cn href · ×2
www.cloudconvert.com href · ×2
www.njwqhb.com href · ×2
www.processon.com href · ×2
chat.deepseek.com href · ×2
www.agilent.com.cn href · ×2
www.cde.org.cn href · ×2
www.jstsks.com href · ×2
cloud.siliconflow.cn href · ×2
www.njbps.com href · ×2
tools.pdf24.org href · ×2
www.gsxt.gov.cn href · ×2
www.singlewindow.cn href · ×2
www.nmpa.gov.cn href · ×2
edu.51cto.com href · ×2
www.reagent.com.cn href · ×2
www.ebay.com href · ×2
www.phenomenex.com.cn href · ×2
www.ouryao.com href · ×2
db.yaozh.com href · ×2
db2.ouryao.com href · ×2
www.zuixinyoujia.com href · ×2
beian.miit.gov.cn href · ×1

History

First observed
2026-05-26 00:51
Last observed
2026-07-25 20:45
Scan observations
6

The full change-log (ASN moves, cert rotations, port-state diffs) accumulates as our archives grow.