etsmtl.ca
Observed Jul 21, 2026, 17:44 UTC (2d 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 bySectigo
Also usesGoogle Search ConsoleAtlassian
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat etsmtl.ca actually stands on - every host below is a signed observation
etsmtl.ca
A / AAAA
142.137.248.90
unattributedserves the site
NS
ns1.zonerisq.cans2.zonerisq.ca
zonerisq.caanswers its DNS
MX
etsmtl-ca.mail.protection.outlook.com
Microsoft 365receives its email
TLS
*.etsmtl.ca
Sectigo Limitedissued its certificate
DNS Records
A 1
142.137.248.90
MX 1
5etsmtl-ca.mail.protection.outlook.com
TXT 15
adobe-idp-site-verification=de6e8a7bc794e326027c36094f888746b77e129c7bb3dc15c3f8cd2f6b6571a5production-atlas-domain-verification=1350bd2673ac3f558ca1330a2c578c44a1839555944062b1e394880be8e645c9develop-atlas-domain-verification=9a2ed41710386b47577875e8bb491ba6c24a689effc9c0793adf51729b04cfdegoogle-site-verification=M0WIv1CcxZJ_Sw8O8W1DdFZpDjzQdZcUQGTA7WSN6Ysgoogle-site-verification=pDH_gZytgWje1O_TyXoKGTkoueFTuhXC05VQV1xEfoUmlUWKYO1rsiFyHwghR/vVzzPBMZCHY5nzWazaoxukAgCk1LeeZOL8e4h6C2/s77bFm3ICQUArF2soY/CdBLGow==ms-domain-verification=447f0ef9-85cd-4ea1-9363-5a9a7af299cd64o4eekvgsfvlpfagluuu2o7d8apple-domain-verification=YQ1zVYmiznGcfrs2ciepvlrcvgcp3t57h3tqrphals
NS 2
ns1.zonerisq.cans2.zonerisq.ca
SOA 1
ns1.zonerisq.ca dnsmaster.etsmtl.ca.etsmtl.ca
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
*.etsmtl.ca |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Sat, 05 Dec 2026 23:59:59 +0000 |
Sectigo Public Server Authentication CA DV R36 |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 | Fri, 21 Mar 2036 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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_b004e47ceb8e3ebd- Output Hash
d7310407819baaa597a36bba23c300ed1a08b2837cb80b77e7f72b28da3b282b- Signature
ed25519:95c90f40a008dd97b2f6f022e6e40500b68b7ac471511460060eaf1decd3192774b14a3c3517a85df732e5a9a2c96335f8a7a72f4e8476f73aa924591aab8d05- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast