Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uwaterloo.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 17:13:00 UTC · ↺ Refresh
MX Hostnames
- mx2.hc503-62.ca.iphmx.com
- mx1.hc503-62.ca.iphmx.com
MX Priorities
- mx1.hc503-62.ca.iphmx.com: 10
- mx2.hc503-62.ca.iphmx.com: 10
A / AAAA Records
- 151.101.194.132 (no PTR)
- 151.101.2.132 (no PTR)
- 151.101.66.132 (no PTR)
- 151.101.130.132 (no PTR)
- 2a04:4e42:600::645 (no PTR)
- 2a04:4e42:400::645 (no PTR)
- 2a04:4e42:200::645 (no PTR)
- 2a04:4e42::645 (no PTR)
Mail Server IPs
- 216.71.134.223 ↩ esa.hc503-62.ca.iphmx.com
- 216.71.131.13 ↩ esa.hc503-62.ca.iphmx.com
SOA Record
Raw SOA
cn-dns-ec2-new.uwaterloo.ca hostmaster.uwaterloo.ca 2004320608 10800 1800 2419200 300
Primary NS (mname)
cn-dns-ec2-new.uwaterloo.ca
Admin Email (rname)
hostmaster@uwaterloo.ca
Serial
2004320608
Refresh
10800s
Retry
1800s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
cn-dns-ec2-new.uwaterloo.ca
cn-dns-mc-new.uwaterloo.ca
ext-dns-azure-a.uwaterloo.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 exists:%{i}.spf.hc503-62.ca.iphmx.com ip4:129.97.0.0/16 include:ca05._spf.brightspace.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=s; aspf=s; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- MS=78E4ABCABB8A53406B8B16D50FAA6015ACEA3A87
- k5sc36lcc2rbjv7h3sl2c2gn0e
- google-site-verification=eSSi6Zp_XdwpO8Z-T-lpb3V6tY6X3BvlqJXPeoXs5GQ
- globalsign-domain-verification=Q8Dh3hR2uXY5UdIukr4rHDZhsq3SOGVSfcZCmhdgfp
- 84cc41ef767947fe85ff32fb16bdaf41
- ZOOM_verify_7z1v7rXUSOOS-ShYcymx0A
- atlassian-domain-verification=KTsA2pVA/ItP1xFPT8GLOUb1jgkXmZjaxEYOrv6Z/IuYAxEyMYxs0LzQDsEjjBZb
- SPFv=spf1 exists:%{i}.spf.hc503-62.ca.iphmx.com ip4:129.97.0.0/16 include:ca05._spf.brightspace.com include:spf.protection.outlook.com ~all
- apple-domain-verification=xc5D2Lp8oXM8J4E2
- adobe-idp-site-verification=4dec50d4c90dac093d5e1824a81021691629e2f94fd22b4f2f23328987f7dced
- google-site-verification=tlHpRcZ9EQvp1JMSvMB0NHq4rUgQbaz-hO96RDjguEs
- b8PB06RrjXJHHTuGGaWkgBpUQl+HYzLLeNzDIlu3Gv/im99YYnCPZQJjzPrB9yLks3ra2mp/C/OM7fnSArwlDg==
- e2ma-verification=nkdcb
- tCDWAp4EmLpfAmyq5fdhO5GwZAI0t7b2RWEuaProESY=
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