atcllc.com

Observed Aug 10, 2026, 07:34 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 onMicrosoft Corporation
Email byMicrosoft 365
Secured byLet's Encrypt
Registered withNetwork Solutions, LLC
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat atcllc.com actually stands on - every host below is a signed observation
atcllc.com
A / AAAA
65.52.218.253
Microsoft Corporationserves the site
NS
cbru.br.ns.els-gms.att.netcmtu.mt.ns.els-gms.att.net
att.netanswers its DNS
MX
atcllc-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
atcllc.com
Let's Encryptissued its certificate

DNS Records

A 1

  • 65.52.218.253

MX 1

  • 10atcllc-com.mail.protection.outlook.com

TXT 9

  • hl9fi6c1bcaucvq1t019vqas1m
  • atcllc.azurewebsites.net
  • t2qi7vp6cllild0vo8aki4ts6
  • 5VGw7WNuqWqXtcsOUoFo0E4PBLiH+aie9VV1uLZd4cF5Vlpfof1GzHqwqHNhkfze6toMCDDawzdzwYf1V6x6fg==
  • apple-domain-verification=0M1dZKVtXz7sbkFt
  • onx=566cd11e-702a-402a-867c-c6f88eaa7455
  • v=spf1 include:spf.protection.outlook.com include:spfext.zapproved.com ip4:12.180.166.107 ip4:12.37.13.107 ip4:12.37.13.98 ip4:12.180.166.98 -all
  • a3rqgopk669akenqel980nas33
  • l2uu1jupefbkf7o9823qucjaif

NS 2

  • cbru.br.ns.els-gms.att.net
  • cmtu.mt.ns.els-gms.att.net

SOA 1

  • cbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com

DMARC_RECORDS 1

  • v=DMARC1; p=none; pct=100; fo=1; rua=mailto:dmarc@atcllc.com; ruf=mailto:dmarc@atcllc.com

TLS Certificates (3)

Common NameIssuerExpires
atcllc.com C=US, O=Let's Encrypt, CN=YR2 Mon, 19 Oct 2026 23:07:41 +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 (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
rcpt_69978a66f1b2e8e5
Output Hash
fdbc8f092a810b4f547b039d0d90d7ed050d735ceaad21826ccb1a147bd1d583
Signature
ed25519:b5017b81dc6dbe2ccd6215437e606360cb57535c74f5a43ffb66e85ef98ce7b1037b77ee10c65f500d250e95c62d59db4586a873adae54aa49c3f14dfa72d708
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
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