CONTINUOUS INTERNET TELEMETRY24H DRIFT16,621 material changesacross 15,551 domains · last 24h · +7,858 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

zerca.com

Observed Aug 2, 2026, 22:38 UTC (14h 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.

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Up right now
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search ConsoleFacebook/Meta
2 subdomains · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zerca.com actually stands on - every host below is a signed observation
zerca.com
A / AAAA
51.255.86.190
unattributedserves the site
NS
ns2.dondominio.comns1.dondominio.com
dondominio.comanswers its DNS
MX
aspmx2.googlemail.comalt1.aspmx.l.google.comaspmx.l.google.comalt2.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
mail.zerca.com
Let's Encryptissued its certificate

DNS Records

A 1

  • 51.255.86.190

MX 5

  • 10aspmx2.googlemail.com
  • 5alt1.aspmx.l.google.com
  • 1aspmx.l.google.com
  • 5alt2.aspmx.l.google.com
  • 10aspmx3.googlemail.com

TXT 8

  • google-site-verification=qLawVdyehbIBa0jTkU1fJmautm0v079ObTRo_FP3Fds
  • cisco-ci-domain-verification=13c8f250f8cdc24f5ed249cbf557d36cc62d6f3d4326112da8bcdb91cb753955
  • facebook-domain-verification=f4sx66z6p4tue3tb3uabp4gooxvkwc
  • google-site-verification=IqqB3nl7HMZlUtkjm2E7V6fEKPhATguXTOGSrFTJuyQ
  • google-site-verification=aZq5cFjcRU2e0AiXsX3-PQ6o5oiqeJYXOPRHMvt5Otw
  • google-site-verification=l5io19P7b8XpIIL43l9xSFVKFqiCAYBCX940RLkpjkA
  • v=spf1 ip4:185.186.169.202 ip4:51.255.86.190 ip4:217.182.65.116 a mx include:_spf.google.com include:mail.zendesk.com include:spf.mandrillapp.com include:spf.acumbamail.com ~all
  • google-site-verification=FYHxdITjHp_ZTIf7-9zGPg3pMLa2TcbNAgcQyYdwPIU

NS 2

  • ns2.dondominio.com
  • ns1.dondominio.com

SOA 1

  • ns1.dondominio.com dnsadmin.dondominio.com

DMARC_RECORDS 1

  • v=DMARC1; p=none; rua=mailto:postmaster@zerca.com; ruf=mailto:postmaster@zerca.com; fo=1

TLS Certificates (3)

Common NameIssuerExpires
mail.zerca.com C=US, O=Let's Encrypt, CN=YR1 Sun, 27 Sep 2026 13:47:57 +0000
YR1 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 (2)

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.

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Ed25519 Receipt

Receipt ID
rcpt_4de4df11226cc808
Output Hash
e98899c61c4b4710ec27658cea6d299e7ef4e56beddb49e592dea96497765df3
Signature
ed25519:ba2bc2f6c3f35bc6daeade79894d6218050bcd2cab0605f8f2bf920f30c307ac5cfd592c50a05e1ab6c746b6a7d442042acba728f0396b1481da2aeb5067aa00
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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