mathtag.com
Observed Jul 18, 2026, 05:16 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Not responding
Email byMicrosoft 365
Registered withTucows Domains Inc.
tranco_5k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat mathtag.com actually stands on - every host below is a signed observation
mathtag.com
NS
ns-554.awsdns-05.netns-1469.awsdns-55.orgns-274.awsdns-34.comns-1742.awsdns-25.co.uk
awsdns-05.net + awsdns-55.org + moreanswers its DNS
MX
mathtag-com.mail.protection.outlook.com
Microsoft 365receives its email
HTTPS probe
server_error
Server error (5xx) 530 Server Error
HTTP status530
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time23 ms
DNS resolutionNOERROR
Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
MX 1
10mathtag-com.mail.protection.outlook.com
TXT 5
MS=ms19540014v=spf1 include:spf.protection.outlook.com -allw6w6z6qjhwlvw5t4fctdqzy5qrqpzz6jfastly-domain-delegation-733011-2024118_globalsign-domain-verification=Fw09cFhmPL_-Bfg6BV5_NkyDEkXJfmQd4uPViX560A
NS 4
ns-554.awsdns-05.netns-1469.awsdns-55.orgns-274.awsdns-34.comns-1742.awsdns-25.co.uk
SOA 1
ns-274.awsdns-34.com awsdns-hostmaster.amazon.com
TLS Certificates (0)
None.
Subdomains (3)
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
133472f0-2c18-414a-96d1-1b7b24965269- Output Hash
00f58068ef65a26fe0b5e69958530294afb8a17255091b68c0ec64b0512adae2- Signature
ed25519:6cd55a2675399242c46fdfe04f9b14b893c12605e27236580b18e378acd4b94ab384b4ae2b0b7fa64c3e0bd8e744720c9150b5ea74f8bce66112596dcb32440e- Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff- Parent
(genesis)- Plane
- fast