who.int
Observed Jul 18, 2026, 12:02 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byMicrosoft 365
Secured byGoogle Trust Services
Also usesZoomDocuSignAtlassian
institutions
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat who.int actually stands on - every host below is a signed observation
who.int
A / AAAA
192.133.11.1
Cloudflareserves the site
NS
ext-dns-2.cern.chns1.wpro.who.intwhqdns3.who.intwhqdns2.who.int+1 more
cern.ch + who.intanswers its DNS
MX
who-int.mail.protection.outlook.com
Microsoft 365receives its email
TLS
who.int
Google Trust Servicesissued its certificate
DNS Records
A 1
192.133.11.1
MX 1
10who-int.mail.protection.outlook.com
TXT 12
ca3-5fc9c6c655cf481e9d53b30866a6e690ZOOM_verify_bTI318yfSumXtVIVnfEdzQciscocidomainverification=17f32bae2ea200dbca5879cd0dc89294b7e78220da17554d099fed05e3f7e8f4docusign=c346709c-41f2-43fd-8a5a-cf7992d6e560MS=ms38766037apple-domain-verification=cYOp0B6FuXeoDFAXatlassian-domain-verification=UxKawy8Zm9aw6Yg8NrPBUbu9anpgfXtL2NS3L7DNt0MGYKfhw/WOXGuRCTcQMKqidocusign=9f72d1bd-efd7-4a97-b385-83d687978e8dgoogle-gws-recovery-domain-verification=44731192v=spf1 ip4:158.232.12.0/24 include:spf.protection.outlook.com include:_spfincludes.who.int -all
NS 5
ext-dns-2.cern.chns1.wpro.who.intwhqdns3.who.intwhqdns2.who.intwhqdns1.who.int
SOA 1
whqdns1.who.int hostmaster.who.int
SRV 5
vcse-1.who.int:5060 p1vcse-2.who.int:5060 p1vcse-2.who.int:5061 p1vcse-1.who.int:5061 p1xmpp.who.int:5269 p5
CAA 8
issue "letsencrypt.org"issue "pki.goog"issuewild "sectigo.com"issuewild "letsencrypt.org"issue "sectigo.com"issue "digicert.com"issue "awstrust.com"issue "godaddy.com"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
who.int |
C=US, O=Google Trust Services, CN=WE1 | Mon, 31 Aug 2026 15:21:57 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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
53815963-a51d-4a57-9556-3d7e76fd90d2- Output Hash
fba608d025fbbbc58261553b5c516d59ae6a60851f807e8bef79c0f47847c894- Signature
ed25519:3cbee500ad84ee0e3345490b9d3cb5affb02ccbb9bdf2da1a3a650a666f6b03c4cc6773cdd4bc2c20253f34595a42d1cc17688eadc4a2221bcbe3bf3bef7ba0f- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast