leer.com
Observed Aug 11, 2026, 06:13 UTC (17h 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
Email byMicrosoft 365
Secured byCertainly
Also usesDocuSignFacebook/MetaGoogle Search Console
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat leer.com actually stands on - every host below is a signed observation
leer.com
A / AAAA
151.101.2.132151.101.194.132151.101.66.132151.101.130.132
unattributedserves the site
NS
hera.ns.cloudflare.compiotr.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
leer-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.leer.com
Certainlyissued its certificate
DNS Records
A 4
151.101.2.132151.101.194.132151.101.66.132151.101.130.132
MX 1
0leer-com.mail.protection.outlook.com
TXT 8
_7idap3puo3dt5cyr0yukx06a7otre6m_takyofg6r3s987sni1nk912os8xz8im_xvbwx1jmetz0qhrc786l978ak8duliaapple-domain-verification=SsBXPP2R7gJLeyKEdocusign=86cfa691-5939-4523-b124-8a21a5b66d04facebook-domain-verification=0dsd8qzpv5qdaj1vtlz0jt4mjx9ay4google-site-verification=7J4gJg3NHh1Dil2fGZopXNuIAw-7YiverpZqESTe5vkv=spf1 ip4:207.189.150.0/24 include:spf.protection.outlook.com include:_spf_useast2.prod.hydra.sophos.com include:_spf.salesforce.com include:aspmx.pardot.com -all
NS 2
hera.ns.cloudflare.compiotr.ns.cloudflare.com
SOA 1
hera.ns.cloudflare.com dns.cloudflare.com
DMARC_RECORDS 1
v=DMARC1;p=quarantine;pct=10;rua=mailto:dmarc@Leer.com
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
www.leer.com |
C=US, O=Certainly, CN=Certainly Intermediate R1 | Mon, 24 Aug 2026 23:36:57 +0000 |
Certainly Intermediate R1 |
C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Root Certificate Authority - G2 | Mon, 21 Jun 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_cccee670099ab45f- Output Hash
44ed7e7c35a49b102d32c0adfeba69abcbb50b54b765a05dc98800a37728404f- Signature
ed25519:438a1ad5ade7574be8da30b74a071affb51dca7db7bb49337e7c4614074e52948beb02bc648713ab8ec698a07fd88fcbdabe7ece50c091d093a1a06d174ca701- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast