Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coupeville.k12.wa.us
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:48:14 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 104.17.71.73
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 64.233.180.26 ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
SOA Record
Raw SOA
apple.wa-k20.net domainmaster.cac.washington.edu 2026021700 10800 1800 3600000 600
Primary NS (mname)
apple.wa-k20.net
Admin Email (rname)
domainmaster@cac.washington.edu
Serial
2026021700
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
600s
Nameservers (NS)
apple.wa-k20.net
ruler.wa-k20.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_spf.bbnotify.net ip4:40.90.216.14 ip4:20.252.34.27 ip4:199.223.255.0/27 include:_spf.google.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 mx include:_spf.bbnotify.net ip4:40.90.216.14 ip4:20.252.34.27 ip4:199.223.255.0/27 include:_spf.google.com ~all
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