Check-Host.cc

Domain

www.opera.com

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

Run a live full scan of www.opera.com

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

Deep-scan now
Hosting IPs
78
A/AAAA targets
Subdomains
CT + scan + body
Record Types
2
seen in DNS
Observed Certs
2
in our scans

DNS Records

A
18.158.120.17, 18.158.36.38, 18.184.20.73, 18.184.95.66, 18.185.201.131, 18.195.11.218, 18.196.121.166, 18.196.238.105
AAAA
MX
NS
TXT
CNAME
CAA
0 iodef "mailto:opcom-alerts@opera.com", 0 issue "amazon.com", 0 issuewild ";"

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

145.226.175.254:80 href · ×13
145.226.46.84:80 href · ×13
145.226.174.68:443 href · ×13
145.226.46.106:80 href · ×13
145.226.171.35:443 href · ×13
145.226.175.106:80 href · ×13
145.226.175.156:443 href · ×13
145.226.46.123:80 href · ×13
91.217.196.159:443 href · ×8
91.202.166.142:443 href · ×8
91.204.63.14:443 href · ×7
217.61.125.122:443 href · ×4
91.217.196.204:443 href · ×4
185.195.170.226:80 href · ×4
91.217.196.198:443 href · ×4
194.164.175.97:443 href · ×4
89.218.58.246:443 href · ×4
37.60.176.69:443 href · ×4
91.217.196.52:443 href · ×4
95.154.86.148:80 href · ×4
37.1.222.186:80 href · ×4
91.217.196.205:443 href · ×4
62.176.108.3:80 href · ×4
95.154.86.148:443 href · ×4
193.150.103.69:443 href · ×4
79.96.223.24:443 href · ×4
212.123.224.209:443 href · ×3
111.203.85.156:443 href · ×3
164.92.202.195:443 href · ×3
139.196.175.149:80 href · ×3
74.63.202.171:443 href · ×2
89.221.223.10:443 href · ×2
173.201.33.85:443 href · ×2
31.172.80.229:443 href · ×2
67.23.51.31:443 href · ×2
185.136.112.186:443 href · ×2
147.45.150.103:443 href · ×2
129.232.210.26:8080 href · ×2
92.247.181.44:443 href · ×2
45.61.226.37:80 href · ×2
194.45.36.202:443 href · ×2
74.62.191.195:80 href · ×2
103.87.242.18:80 href · ×2
92.205.154.30:443 href · ×2
170.10.161.32:443 href · ×2
64.182.230.187:443 href · ×2
92.204.244.7:443 href · ×2
52.222.60.71:443 href · ×2
46.224.164.81:443 href · ×2
194.61.81.209:8080 href · ×2

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-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

774004233a2feb76… cloudflare · nimbus2026
Subject: www.opera.com
Issuer: Trust Provider B.V. TLS RSA CA G1
SANs: www.opera.com, opera.com
Valid: 2025-06-27 00:00:00 → 2026-07-27 23:59:59
b1f68a7dd12ab7c1… cloudflare · nimbus2026
Subject: www.opera.com
Issuer: Trust Provider B.V. TLS RSA CA G1
SANs: www.opera.com, opera.com
Valid: 2025-06-27 00:00:00 → 2026-07-28 23:59:59
774004233a2feb76… google · argon2026h2
Subject: www.opera.com
Issuer: Trust Provider B.V. TLS RSA CA G1
SANs: www.opera.com, opera.com
Valid: 2025-06-27 00:00:00 → 2026-07-27 23:59:59
b1f68a7dd12ab7c1… google · argon2026h2
Subject: www.opera.com
Issuer: Trust Provider B.V. TLS RSA CA G1
SANs: www.opera.com, opera.com
Valid: 2025-06-27 00:00:00 → 2026-07-28 23:59:59

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
A 3.65.53.31 2026-05-25 22:02:50.525 2026-05-29 02:17:40.770
A 3.79.146.15 2026-05-25 22:02:50.525 2026-05-26 04:07:00.841
A 3.72.237.253 2026-05-25 22:02:50.525 2026-05-26 04:07:00.841
A 18.158.120.17 2026-05-25 22:02:50.525 2026-05-29 02:17:40.770
CAA 0 issue "amazon.com" 2026-05-27 10:43:44.887 2026-07-28 19:57:26.855
CAA 0 iodef "mailto:opcom-alerts@opera.com" 2026-05-27 10:43:44.887 2026-07-28 19:57:26.855
CAA 0 issuewild ";" 2026-05-27 10:43:44.887 2026-07-28 19:57:26.855
A 3.69.80.85 2026-05-28 13:47:40.783 2026-05-31 07:23:40.763
A 63.178.176.122 2026-05-28 13:47:40.783 2026-05-29 02:43:40.759
A 3.127.18.176 2026-05-29 02:47:40.772 2026-06-06 04:20:34.435
A 52.59.157.179 2026-05-31 07:57:40.735 2026-05-31 12:59:40.858
A 18.198.64.253 2026-05-31 07:57:40.735 2026-05-31 12:59:40.858
A 3.71.240.237 2026-06-06 04:20:34.435 2026-06-06 04:20:34.435
A 3.122.80.175 2026-06-07 13:14:24.831 2026-06-07 13:14:24.831
A 3.68.121.136 2026-06-07 13:14:24.831 2026-06-07 13:14:24.831
A 3.68.154.79 2026-06-14 22:08:58.337 2026-06-24 00:19:53.977
A 3.120.242.115 2026-06-14 22:08:58.337 2026-06-24 00:19:53.977
A 52.29.236.97 2026-06-14 22:08:58.337 2026-06-24 00:19:53.977
A 63.181.102.139 2026-06-14 22:08:58.337 2026-06-23 23:17:28.969
A 63.184.154.196 2026-06-14 22:08:58.337 2026-06-24 00:19:53.977
A 3.68.2.194 2026-06-14 22:08:58.337 2026-06-23 23:20:48.414
A 18.184.95.66 2026-06-15 03:45:17.998 2026-06-24 00:19:53.977
A 3.77.223.97 2026-06-15 03:45:17.998 2026-06-24 00:19:53.977
A 52.58.3.99 2026-06-15 03:45:17.998 2026-06-23 23:17:28.969
A 3.121.156.140 2026-06-15 03:45:17.998 2026-06-23 23:20:48.414
A 3.127.82.167 2026-06-15 03:45:17.998 2026-06-24 00:19:53.977
A 3.65.97.4 2026-06-15 06:37:08.641 2026-06-24 00:19:53.977
A 63.176.142.188 2026-07-15 21:10:18.844 2026-07-20 07:20:13.061
A 63.182.2.123 2026-07-15 21:10:18.844 2026-07-21 00:27:24.781
A 63.178.173.224 2026-07-15 21:10:18.844 2026-07-19 15:08:10.780
A 63.184.245.45 2026-07-15 21:10:18.844 2026-07-16 04:05:32.646
A 18.196.238.105 2026-07-15 21:10:18.844 2026-07-15 23:27:54.571
A 51.102.119.192 2026-07-15 21:10:18.844 2026-07-16 19:48:06.860
A 3.78.67.171 2026-07-15 21:10:18.844 2026-07-16 19:26:34.104
A 52.29.48.181 2026-07-15 21:10:18.844 2026-07-20 01:14:08.161
A 3.73.233.153 2026-07-15 22:42:01.598 2026-07-17 10:45:05.335
A 35.158.36.236 2026-07-15 22:42:01.598 2026-07-16 04:05:32.646
A 63.185.163.157 2026-07-15 22:42:01.598 2026-07-16 18:30:42.927
A 63.183.71.238 2026-07-15 22:42:01.598 2026-07-16 04:05:32.646
A 63.181.144.153 2026-07-15 22:42:01.598 2026-07-18 01:41:16.159
A 3.73.223.52 2026-07-15 22:42:01.598 2026-07-16 02:05:04.580
A 63.183.113.245 2026-07-15 22:47:46.305 2026-07-18 20:34:07.500
A 3.123.121.95 2026-07-15 22:47:46.305 2026-07-16 01:27:21.595
A 3.122.25.181 2026-07-15 22:47:46.305 2026-07-17 09:39:28.233
A 63.185.207.157 2026-07-15 22:47:46.305 2026-07-18 21:15:21.466
A 63.183.14.31 2026-07-15 22:47:46.305 2026-07-20 10:27:59.584
A 35.157.239.134 2026-07-15 22:47:46.305 2026-07-16 20:25:03.738
A 63.186.126.44 2026-07-15 22:52:35.591 2026-07-19 16:30:51.127
A 51.102.120.196 2026-07-15 22:52:35.591 2026-07-16 04:05:32.646
A 52.28.219.38 2026-07-15 22:52:35.591 2026-07-19 21:12:55.862
A 3.124.88.132 2026-07-15 22:52:35.591 2026-07-15 23:04:50.388
A 3.74.89.57 2026-07-15 22:52:35.591 2026-07-16 20:25:03.738
A 63.182.231.106 2026-07-15 23:04:50.388 2026-07-21 11:36:47.154
A 63.180.44.101 2026-07-15 23:04:50.388 2026-07-18 15:21:50.842
A 3.77.242.61 2026-07-15 23:04:50.388 2026-07-19 03:41:45.152
A 3.123.186.86 2026-07-15 23:04:50.388 2026-07-18 01:41:16.159
A 63.181.134.184 2026-07-15 23:12:29.165 2026-07-16 19:33:25.705
A 52.59.115.37 2026-07-15 23:12:29.165 2026-07-19 03:41:45.152
A 54.93.148.135 2026-07-15 23:12:29.165 2026-07-16 00:31:38.591
A 51.102.88.212 2026-07-15 23:12:29.165 2026-07-16 04:05:32.646
A 3.78.73.98 2026-07-15 23:20:01.786 2026-07-16 19:26:34.104
A 35.158.42.212 2026-07-15 23:27:54.571 2026-07-16 20:25:03.738
A 18.185.201.131 2026-07-16 00:08:10.811 2026-07-19 16:02:28.638
A 51.102.91.10 2026-07-16 00:08:10.811 2026-07-20 10:27:59.584
A 63.186.63.138 2026-07-16 00:08:10.811 2026-07-19 22:14:36.975
A 63.186.202.184 2026-07-16 00:31:38.591 2026-07-18 15:21:50.842
A 63.178.35.237 2026-07-16 00:31:38.591 2026-07-19 18:58:13.056
A 18.195.11.218 2026-07-16 00:40:05.979 2026-07-16 03:10:13.562
A 63.182.204.229 2026-07-16 01:57:35.267 2026-07-16 03:10:13.562
A 63.185.4.133 2026-07-18 22:33:35.616 2026-07-22 13:04:15.130
A 63.181.205.202 2026-07-19 00:51:40.877 2026-07-22 00:54:42.166
A 63.183.82.188 2026-07-19 17:33:33.441 2026-07-22 13:04:15.130
A 18.196.121.166 2026-07-19 19:20:25.619 2026-07-21 00:27:24.781
A 3.124.178.46 2026-07-19 22:14:36.975 2026-07-21 11:36:47.154
A 63.184.182.133 2026-07-20 00:16:15.662 2026-07-25 06:24:35.040
A 18.184.20.73 2026-07-20 02:28:31.228 2026-07-22 00:54:42.166
A 18.158.36.38 2026-07-20 07:53:35.032 2026-07-25 06:24:35.040
A 3.79.71.188 2026-07-24 19:30:33.020 2026-07-28 19:57:26.855
A 3.126.113.18 2026-07-24 19:30:33.020 2026-07-25 20:08:55.600
A 3.123.57.140 2026-07-24 19:30:33.020 2026-07-25 20:08:55.600
A 63.184.203.82 2026-07-24 19:30:33.020 2026-07-28 19:57:26.855