Check-Host.cc

Try 1.1.1.1 AS13335 check-host.cc /country/de /tld/cc
Domain

harvard.splunkcloud.com

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

DNS Check HTTP Check Run Full Scan .com TLD

Run a live full scan of harvard.splunkcloud.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
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A/AAAA targets
Subdomains
—
CT + scan + body
Record Types
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seen in DNS
Observed Certs
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in our scans

DNS Records

A
23.21.58.29, 3.208.216.64, 3.211.246.202, 3.218.159.121, 3.221.137.245, 3.221.167.198, 3.91.212.4, 32.197.26.48
AAAA
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MX
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NS
ns-1-3-1.splunkdns.net, ns-1-3-2.splunkdns.net, ns-1-3-3.splunkdns.net, ns-1-3-4.splunkdns.net, ns-1-3-5.splunkdns.net, ns-1-3-6.splunkdns.net, ns-1-3-7.splunkdns.net, ns-1-3-8.splunkdns.net
TXT
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CNAME
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CAA
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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

34.235.238.204:443 452cd8b4c941…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.232.162.216:443 df7ac847ba1c…
Subject: *.hmsharvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-hmsharvard.splunkcloud.com, *.hmsharvard.splunkcloud.com, *.http-inputs-ack-hmsharvard.splunkcloud.com, *.http-inputs-firehose-hmsharvard.splunkcloud.com, *.http-inputs-hmsharvard.splunkcloud.com, *.pvt.hmsharvard.splunkcloud.com, akamai-inputs-hmsharvard.splunkcloud.com, hmsharvard.splunkcloud.com, http-inputs-ack-hmsharvard.splunkcloud.com, http-inputs-firehose-hmsharvard.splunkcloud.com, http-inputs-hmsharvard.splunkcloud.com, pvt.hmsharvard.splunkcloud.com
100.30.83.59:443 452cd8b4c941…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
44.194.0.225:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.216.176.191:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.221.137.245:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
34.233.51.128:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.221.153.132:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
52.45.80.55:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
100.30.83.59:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.209.131.189:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
3.208.178.249:443 8b55ea0ba00b…
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.akamai-inputs-harvard.splunkcloud.com, *.harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

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.

629b26018bac76e0… cloudflare · nimbus2026
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com
Valid: 2025-10-10 00:00:00 → 2026-10-09 23:59:59
629b26018bac76e0… google · argon2026h2
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com
Valid: 2025-10-10 00:00:00 → 2026-10-09 23:59:59
629b26018bac76e0… google · xenon2026h2
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com
Valid: 2025-10-10 00:00:00 → 2026-10-09 23:59:59
32a61b5cbd70181b… google · argon2026h2
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com
Valid: 2025-09-12 00:00:00 → 2026-09-11 23:59:59
32a61b5cbd70181b… cloudflare · nimbus2026
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com
Valid: 2025-09-12 00:00:00 → 2026-09-11 23:59:59
2cc6557ad499c589… google · argon2026h2
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, *.akamai-inputs-harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
Valid: 2025-08-28 00:00:00 → 2026-08-27 23:59:59
8b55ea0ba00b11c6… google · argon2026h2
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, *.akamai-inputs-harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
Valid: 2025-08-28 00:00:00 → 2026-08-27 23:59:59
2cc6557ad499c589… cloudflare · nimbus2026
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, *.akamai-inputs-harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
Valid: 2025-08-28 00:00:00 → 2026-08-27 23:59:59
8b55ea0ba00b11c6… cloudflare · nimbus2026
Subject: *.harvard.splunkcloud.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.harvard.splunkcloud.com, harvard.splunkcloud.com, *.pvt.harvard.splunkcloud.com, http-inputs-harvard.splunkcloud.com, *.http-inputs-harvard.splunkcloud.com, akamai-inputs-harvard.splunkcloud.com, *.akamai-inputs-harvard.splunkcloud.com, http-inputs-ack-harvard.splunkcloud.com, *.http-inputs-ack-harvard.splunkcloud.com, http-inputs-firehose-harvard.splunkcloud.com, *.http-inputs-firehose-harvard.splunkcloud.com, pvt.harvard.splunkcloud.com
Valid: 2025-08-28 00:00:00 → 2026-08-27 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 3.221.137.245 2026-05-26 06:05:24.294 2026-05-26 15:29:36.699
NS ns-1-3-5.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
NS ns-1-3-1.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
A 3.91.212.4 2026-05-26 06:05:24.294 2026-05-27 12:18:07.214
NS ns-1-3-3.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
NS ns-1-3-7.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
A 3.221.167.198 2026-05-26 06:05:24.294 2026-05-27 12:18:07.214
NS ns-1-3-4.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
NS ns-1-3-6.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
NS ns-1-3-8.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
NS ns-1-3-2.splunkdns.net 2026-05-26 06:05:24.294 2026-07-16 16:32:04.698
A 52.205.144.98 2026-05-26 20:32:34.302 2026-05-27 12:18:07.214
A 3.218.159.121 2026-06-14 22:52:09.672 2026-06-14 22:52:09.672
A 3.208.216.64 2026-06-14 22:52:09.672 2026-06-14 22:52:09.672
A 3.211.246.202 2026-06-14 22:52:09.672 2026-06-14 22:52:09.672
A 34.199.70.7 2026-06-23 12:14:42.761 2026-06-23 12:14:42.761
A 32.197.26.48 2026-06-23 12:14:42.761 2026-06-23 12:14:42.761
A 23.21.58.29 2026-06-23 12:14:42.761 2026-06-23 12:14:42.761
A 34.200.149.104 2026-07-16 16:32:04.698 2026-07-16 16:32:04.698
A 34.197.255.165 2026-07-16 16:32:04.698 2026-07-16 16:32:04.698
A 44.218.29.250 2026-07-16 16:32:04.698 2026-07-16 16:32:04.698