simplilearn.com

Observed Aug 10, 2026, 20:34 UTC (22h 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 onAmazon
Email byGoogle Workspace
Secured byAmazon
Registered withPDR Ltd. d/b/a PublicDomainRegistry.com
Also usesGoogle Search Console
1 subdomain · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat simplilearn.com actually stands on - every host below is a signed observation
simplilearn.com
A / AAAA
18.67.76.5018.67.76.12418.67.76.7618.67.76.31
Amazonserves the site
NS
ns-117.awsdns-14.comns-1314.awsdns-36.orgns-1963.awsdns-53.co.ukns-701.awsdns-23.net
awsdns-14.com + awsdns-36.org + moreanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
www.simplilearn.com
Amazonissued its certificate

DNS Records

A 4

  • 18.67.76.50
  • 18.67.76.124
  • 18.67.76.76
  • 18.67.76.31

MX 5

  • 1aspmx.l.google.com
  • 10alt3.aspmx.l.google.com
  • 10alt4.aspmx.l.google.com
  • 5alt1.aspmx.l.google.com
  • 5alt2.aspmx.l.google.com

TXT 3

  • google-site-verification=sZmpC4A50z1hQ2LyaYV1WYlI2bMY8LZJWYZOko2sMDg
  • openai-domain-verification=dv-Qv4ySMrn1ocBNUMWCNIBHqhl
  • v=spf1 ip4:72.52.224.101 ip4:49.50.74.147 +a +mx include:amazonses.com include:_spf.google.com include:_spf.salesforce.com ~all

NS 4

  • ns-117.awsdns-14.com
  • ns-1314.awsdns-36.org
  • ns-1963.awsdns-53.co.uk
  • ns-701.awsdns-23.net

SOA 1

  • ns-117.awsdns-14.com awsdns-hostmaster.amazon.com

DMARC_RECORDS 1

  • v=DMARC1; p=quarantine; pct=100; rua=mailto:re+l1gkejleioc@dmarc.postmarkapp.com; sp=none; aspf=r;

TLS Certificates (3)

Common NameIssuerExpires
www.simplilearn.com C=US, O=Amazon, CN=Amazon RSA 2048 M04 Thu, 18 Feb 2027 23:59:59 +0000
Amazon RSA 2048 M04 C=US, O=Amazon, CN=Amazon Root CA 1 Fri, 23 Aug 2030 22:26:35 +0000
Amazon Root CA 1 C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2 Thu, 31 Dec 2037 01:00:00 +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 receipt

Ed25519 Receipt

Receipt ID
rcpt_8b4484cbaef8a470
Output Hash
6078b6da73b066589ed814dc84653aa129dfe01185809f50a2b6c9d714f25664
Signature
ed25519:a8950817fd4142b5e3e8cf9613c4f7287c648084f2ac35c68d61d24d9afed55ff5fbedd949b983fe9d4710ae916ec56f24ad9fb1eee7bbe53808811b1ff0c50e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT8,303 material changesacross 5,160 domains · 24h to ~40m ago · -40,042 vs yesterdayDNS DRIFT83 domains changed DNS providertop destination koaladns.com · +1 vs yesterdayNOW523 curated domains not reachable-42 vs yesterdaySITE ERRORS35,952 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,644 sites429 rate-limit / 403 bot-block, a posture signal