Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
madison.k12.al.us
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 09:15:54 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 54.204.24.19
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.163.27 ↩ wv-in-f27.1e100.net
- 2607:f8b0:4004:c27::1b ↩ yuiadsk-in-f27.1e100.net
SOA Record
Raw SOA
asnsvr.asc.edu phduggan.asnmail.asc.edu 2025030700 360 300 604800 28800
Primary NS (mname)
asnsvr.asc.edu
Admin Email (rname)
phduggan@asnmail.asc.edu
Serial
2025030700
Refresh
360s
Retry
300s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns2.asc.edu
ns3.asc.edu
asnsvr.asc.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_spf.google.com include:_spf.psm.knowbe4.com include:_spf.bbnotify.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- knowbe4-site-verification=f642b3f3306724bbb5584d22f2fce33c
- EVBFFr5bGYeOtTwZGwhXwKJpYqvHJ0jzDukyC4Rd
- duo_sso_verification=jlKOVQM2upV4F4SSU2BdbngLXd5KVCjyJyhFVe5LRchQuIzL7DGVMsgPcWvHNijY
- apple-domain-verification=7kq6rGS0wAXfdylW
- SPFv=spf1 mx include:_spf.google.com include:_spf.psm.knowbe4.com include:_spf.bbnotify.net ~all
- jt104l8nvpl2nhdphtd676l6i
- duo_sso_verification=3OQdU44WZS39UtxsgUH6H119VwhPDw12pjXw5e20BSESwF9CHqWVaDHJyFdssEBU
- cWTBDjbP
- virtru-site-verify=EVBFFr5bGYeOtTwZGwhXwKJpYqvHJ0jzDukyC4Rd
- cke77s5kmb6iljse2ssq7tbp3m
- MS=526C9D7C4801753DD519CB6346C641D6618ADBBA
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