masterkit.ru
Observed Aug 16, 2026, 11:28 UTC (8h 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
Secured byLet's Encrypt
Let's EncryptRegistered withRU-CENTER-RU
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat masterkit.ru actually stands on - every host below is a signed observation
masterkit.ru
A / AAAA
82.202.173.75
unattributedserves the site
NS
ns2.firstvds.runs1.firstvds.ru
firstvds.ruanswers its DNS
MX
mail.masterkit.ruemx.mail.ru
masterkit.ru + mail.rureceives its email
TLS
masterkit.ru
Let's Encryptissued its certificate
DNS Records
A 1
82.202.173.75
MX 2
20mail.masterkit.ru10emx.mail.ru
TXT 1
v=spf1 ip4:82.202.173.75 a mx include:_spf.mail.ru ~all
NS 2
ns2.firstvds.runs1.firstvds.ru
SOA 1
firstvds.ru root.admin14.fvds.ru
DMARC_RECORDS 1
v=DMARC1; p=none; aspf=r; sp=none
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
masterkit.ru |
C=US, O=Let's Encrypt, CN=YR2 | Thu, 12 Nov 2026 04:44:36 +0000 |
YR2 |
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 (1)
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_fdeda244adaf8817- Output Hash
4c80fbaf5e6e4370b9bb30a9a30181541b68862ecbf908d2d85dd2c9046938d1- Signature
ed25519:06d4af3cb1d3a7a38a88a59b4a745e2dabe722f34c126558012a9c6d71d9b43a320945152a8c4ab3489a07319bb32ef830d8a3496d2c6b240e7fad0dac9ba405- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast