Check-Host.cc

IP Address IPv4

121.78.21.111

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

Run a live full scan of 121.78.21.111

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
AS9286
KINX Transit
Country
KR
South Korea
Reverse DNS
PTR
Open Ports
1
Last scan

Autonomous System

ASN
AS Name
KINX Transit
AS Type
RIR
APNIC
Allocated
2002-09-06
Allocation status
Allocated

Geolocation

Country
KR · South Korea
Continent
Asia
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

RPKI

Open Ports

Port Proto Service Server Last seen
443 tcp https 2026-05-27 04:09:05.000

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.

bmw.am 95% confidence
behind AS13335 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.am which currently resolves through Cloudflare (AS13335) at 172.67.129.184, 104.21.2.216, 2606:4700:3032::6815:2d8, 2606:4700:3037::ac43:81b8
bmw.ge 95% confidence
behind AS33905 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN bmw.ge which currently resolves through Akamai (AS33905) at 104.109.12.118, 23.1.99.119, 184.25.179.121, 23.1.106.122
com.au 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.com.au which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:1c::217:619, 2a02:26f0:1700:1c::217:616, 92.123.12.172, 92.123.12.185
bmw.hu 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.hu which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::216:3d82, 2a02:26f0:2c::213:613b, 2.18.64.22, 2.18.64.11
bmw.sr 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.sr which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 92.123.12.172, 92.123.12.185
com.my 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.com.my which currently resolves through Akamai (AS20940) at 2.18.64.11, 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 2.18.64.22
bmw-nigeria.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-nigeria.com which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:11::b856:6784, 2a02:26f0:1700:11::b856:679d, 2.18.64.11, 2.18.64.22
bmwmyanmar.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmwmyanmar.com which currently resolves through Akamai (AS20940) at 92.123.12.172, 2a02:26f0:1700:1c::217:619, 2a02:26f0:1700:1c::217:616, 92.123.12.185
com.mt 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.com.mt which currently resolves through Akamai (AS20940) at 184.86.103.196, 184.86.103.218, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82
bmw.ee 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.ee which currently resolves through Akamai (AS20940) at 2a02:26f0:280:4::213:784b, 2a02:26f0:280:4::213:7858, 92.123.12.172, 92.123.12.185
bmw.cloud 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN akamai.prod.bsspfe.aws.bmw.cloud which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 92.123.12.172, 92.123.12.185
bmw.bg 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.bg which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 92.123.12.172, 92.123.12.185
bmw-special-sales.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-special-sales.com which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:11::b856:679d, 92.123.12.185, 2a02:26f0:1700:11::b856:6784, 92.123.12.172
com.ge 95% confidence
behind AS33905 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN bmw.com.ge which currently resolves through Akamai (AS33905) at 104.109.12.118, 23.1.99.119, 184.25.179.121, 23.1.106.122
bmw.si 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.si which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:11::b856:6784, 2a02:26f0:1700:11::b856:679d, 92.123.12.172, 92.123.12.185
bmw-me.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-me.com which currently resolves through Akamai (AS20940) at 92.123.12.172, 2a02:26f0:1700:1c::217:619, 2a02:26f0:1700:1c::217:616, 92.123.12.185
bmw.cc 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.cc which currently resolves through Akamai (AS20940) at 95.100.158.123, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 2a02:26f0:1700:11::b856:6784
bmwusa.com 95% confidence
behind AS16625 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN cpo.bmwusa.com which currently resolves through Akamai (AS16625) at 104.122.39.104, 2a02:26f0:1700:394::1840, 2a02:26f0:1700:380::1840, 2a02:26f0:c6:380::1840
co.ao 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.co.ao which currently resolves through Akamai (AS20940) at 2.18.64.11, 2.18.64.22, 2a02:26f0:1700:1c::217:619, 2a02:26f0:1700:1c::217:616
bmw.ch 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.ch which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:1c::217:619, 2a02:26f0:1700:1c::217:616, 184.86.103.218, 184.86.103.196
bmw.fi 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.fi which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::216:3d82, 2a02:26f0:2c::213:613b, 2.18.64.22, 2.18.64.11
bmwgroup.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN tracy.bmwgroup.com which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 92.123.12.172, 92.123.12.185
bmw.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN beta.bmw.com which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 2.18.64.22, 2.18.64.11
bmw.bm 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.bm which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::216:3d82, 92.123.12.172, 92.123.12.185, 2a02:26f0:2c::213:613b
bmwhk.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmwhk.com which currently resolves through Akamai (AS20940) at 23.50.131.141, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 23.50.131.139
bmw.bs 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.bs which currently resolves through Akamai (AS20940) at 2.18.64.11, 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 2.18.64.22
bmw.dk 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.dk which currently resolves through Akamai (AS20940) at 92.123.12.172, 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 92.123.12.185
bmw.gr 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.gr which currently resolves through Akamai (AS20940) at 92.123.12.172, 2a02:26f0:1700:11::b856:6784, 92.123.12.185, 2a02:26f0:1700:11::b856:679d
bmw.ca 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.ca which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 92.123.12.172, 92.123.12.185
bmwusa.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmwusa.com which currently resolves through Akamai (AS20940) at 95.101.79.81, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 2.17.22.9
bmw-motorsport.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN mitarbeitertickets.bmw-motorsport.com which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:11::b856:679d, 95.100.110.8, 2a02:26f0:1700:11::b856:6784, 95.100.110.9
co.id 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.co.id which currently resolves through Akamai (AS20940) at 23.50.131.141, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 23.50.131.139
bmw-yachtsport.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-yachtsport.com which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 95.101.27.108, 95.101.27.91
bmw.tt 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.tt which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 92.123.12.172, 2a02:26f0:2c::216:3d82, 92.123.12.185
bmw.by 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.by which currently resolves through Akamai (AS20940) at 2a02:26f0:1700:11::b856:6784, 2a02:26f0:1700:11::b856:679d, 184.86.103.196, 184.86.103.218
bmw-drivingexperience.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-drivingexperience.com which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 23.3.89.107, 95.100.158.123
co.uk 95% confidence
behind AS33905 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN bmwbusinesspartnership.co.uk which currently resolves through Akamai (AS33905) at 104.94.221.151, 104.94.223.159, 104.96.179.153, 104.96.180.150
bmw.uz 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.uz which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 92.123.12.172, 92.123.12.185
bmw.no 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.no which currently resolves through Akamai (AS20940) at 2.18.64.11, 2a02:26f0:280:4::213:784b, 2a02:26f0:280:4::213:7858, 2.18.64.22
co.jp 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.co.jp which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a28e, 2a02:26f0:3500:18::1724:a299, 92.123.12.172, 92.123.12.185
bmw-ghana.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-ghana.com which currently resolves through Akamai (AS20940) at 2a02:26f0:280:4::213:784b, 2a02:26f0:280:4::213:7858, 95.101.27.108, 2.19.96.250
api.bmw 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN con.api.bmw which currently resolves through Akamai (AS20940) at 92.123.12.185, 2a02:26f0:2c::216:3d82, 2a02:26f0:2c::213:613b, 92.123.12.172
bmw.lk 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.lk which currently resolves through Akamai (AS20940) at 92.123.12.185, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 92.123.12.172
bmwjamaica.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmwjamaica.com which currently resolves through Akamai (AS20940) at 2.18.64.11, 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 2.18.64.22
bmw.pt 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.pt which currently resolves through Akamai (AS20940) at 92.123.12.172, 92.123.12.185, 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e
bmw-drivingexperience.de 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-drivingexperience.de which currently resolves through Akamai (AS20940) at 23.50.131.141, 2a02:26f0:2c::213:613b, 23.50.131.139, 2a02:26f0:2c::216:3d82
bmw-golfsport.com 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw-golfsport.com which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a299, 2a02:26f0:3500:18::1724:a28e, 92.123.12.172, 92.123.12.185
bmw.lv 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.lv which currently resolves through Akamai (AS20940) at 2a02:26f0:2c::213:613b, 2a02:26f0:2c::216:3d82, 95.100.158.123, 2a02:26f0:1700:11::b856:6784
bmw.ma 95% confidence
behind AS20940 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN www.bmw.ma which currently resolves through Akamai (AS20940) at 2a02:26f0:3500:18::1724:a299, 184.86.103.90, 184.86.103.77, 2a02:26f0:3500:18::1724:a28e
bmw-drivingexperience.com 95% confidence
behind AS33905 cert 39a09ac607d1… · cert 39a09ac6… served by 121.78.21.111 (AS9286) carries SAN bmw-drivingexperience.com which currently resolves through Akamai (AS33905) at 104.96.180.76, 104.96.179.79, 104.94.220.77, 104.94.223.85

Multi-Vantage Check

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

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
443 404 Not Found 404

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

No DNS-confirmed domains yet

We cross-reference body-cited domains against our DNS resolver records. Confirmations appear here once both sides have data for the same name.

External References

No external references found yet

As HTML bodies get banner-grabbed, references to external domains land here.

History

Historical change-log pending

ASN changes, prefix re-allocations, cert rotations, port-state diffs over months — accumulates as our archives grow.