atc.gr

Observed Aug 10, 2026, 07:25 UTC (3h 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
Runs onCloudflare
Email byMicrosoft 365
Secured byGoogle Trust Services
Also usesAtlassian
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat atc.gr actually stands on - every host below is a signed observation
atc.gr
A / AAAA
141.193.213.20141.193.213.21
Cloudflareserves the site
NS
journey.ns.cloudflare.comsonny.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
atc-gr.mail.protection.outlook.com
Microsoft 365receives its email
TLS
atc.gr
Google Trust Servicesissued its certificate

DNS Records

A 2

  • 141.193.213.20
  • 141.193.213.21

MX 1

  • 0atc-gr.mail.protection.outlook.com

TXT 6

  • MS=D32E90F93500A7EB762D3AAD4387C3853C395299
  • MS=ms54763187
  • atlassian-domain-verification=KaPOFZSQuxmjW2x2KCN03q7ycVDcaM4yb0dflhLYPqFpXcPgVb9uzdgYgCH6PQvC
  • atlassian-domain-verification=sWoHHxGYb1EcgyTqwqfvuPWNdkKgWraD0C7Gbhy8tkkhH65zIHhLH6pxepIbXCnI
  • nOOYjzG3bK6JvlT4XfiSUyRAAPkc+0YttBfb+AI06XDU3W6cFr8h+v/1SmIH3UY5yL73wFvuQZsVcXNIrQW9Rg==
  • v=spf1 v=spf1 include:_spf.mailersend.net mx ip4:62.38.62.102 a:smtp1.atc.gr a:hermes.atc.gr include:spf.protection.outlook.com ~all

NS 2

  • journey.ns.cloudflare.com
  • sonny.ns.cloudflare.com

SOA 1

  • journey.ns.cloudflare.com dns.cloudflare.com

DMARC_RECORDS 1

  • v=DMARC1; p=quarantine;rua=mailto:administrator@atc.gr; ruf=mailto:administrator@atc.gr; fo=1; aspf=r; adkim=r

TLS Certificates (3)

Common NameIssuerExpires
atc.gr C=US, O=Google Trust Services, CN=WE1 Sat, 17 Oct 2026 18:17:09 +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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
Output Hash
4517828d826c12be71abcc18eb268e3585a1ab3259b5cd3eafdb52634373971a
Signature
(receipt not held at this host)
Public Key
connor-fast-v0.14.0
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT50,125 material changesacross 41,854 domains · 24h to ~60m ago · +6,799 vs yesterdayROTATION54 domains moved DNS from koaladns.com to magpiedns.com, 52 moved backa rotation loop, not a migration · 24hNOW584 curated domains not reachablelast probe, steadySITE ERRORS34,191 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,643 sites429 rate-limit / 403 bot-block, a posture signal