zeroheight.com
Observed Jul 27, 2026, 22:05 UTC (6d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Up right now
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesAtlassianGoogle Search ConsoleHubSpot
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zeroheight.com actually stands on - every host below is a signed observation
zeroheight.com
A / AAAA
63.33.17.9454.195.237.23452.51.23.169
unattributedserves the site
NS
ns-1002.awsdns-61.netns-103.awsdns-12.comns-1439.awsdns-51.orgns-1991.awsdns-56.co.uk
awsdns-61.net + awsdns-12.com + moreanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
zeroheight.com
Let's Encryptissued its certificate
DNS Records
A 3
63.33.17.9454.195.237.23452.51.23.169
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 12
MS=ms44942321_2oxp0gvnji3lkq2lfdygl9ul6yvdp4nanthropic-domain-verification-gh7w8h=GbbKVLwQcNwAq4iYe5QVg5gK5atlassian-domain-verification=B9V6vLhEDarL4nvVDgYxHUu7rD4m4gP5I5v9eIlgRsQByuAgo7ysQSbKl7mkrrhHdetectify-verification=969838a510dd75807234eecda55b8edcgoogle-site-verification=4umc_CvDaQxDND9zzPeTDBna58WZAJv4eJQVA76409Ygoogle-site-verification=mkBHGAPOxlk6pIgaGoEaFmHT3LRsGp7XjtZSWnztvDMgoogle-site-verification=t_LCpWzpUE0xslgqAe-ypZAk6mTXVIvHd5hmPoIcofUopenai-domain-verification=dv-2x7BEXaOJT7worPHjlqfe7bjv=MCPv1; k=ed25519; p=FUJcYmV1wcO72+S3bbv5MdUF7jG3G0v5oEfHrikWApg=
NS 4
ns-1002.awsdns-61.netns-103.awsdns-12.comns-1439.awsdns-51.orgns-1991.awsdns-56.co.uk
SOA 1
ns-1439.awsdns-51.org awsdns-hostmaster.amazon.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
zeroheight.com |
C=US, O=Let's Encrypt, CN=YR1 | Fri, 28 Aug 2026 16:18:32 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_bbfb945540aeefad- Output Hash
33f887242e74fa1a642fc74db7256f01ec24f565b8449800cc6c8c5bfc895cb9- Signature
ed25519:d9e19e20da16f1f1bbea070c1eb39aa93817e178c7d761294f78509ef804b06acc85ee87247355c4cf089fc6542013b6f4a4e75db8f28d1c868a51b3d6d21d03- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast