Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ercsd.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 10:35:34 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 104.17.71.73
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c17::1a ↩ bl-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010127 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010127
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns1.lhric.org
ns3.lhric.org
ns2.lhric.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:166.109.13.80 include:spf.schoolwires.net include:_spf.bbnotify.net include:lhmailrelay.lhric.org include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
11 records- 42hy7h5nc63fcxkmkg1yrlcq1j9hfddk
- apple-domain-verification=JSYDmYmJYOwaVYD2
- google-site-verification=RTmGQ7NAyyfoc5q9auiXJ_BeQDeCVl9MiLA1v1OKtWs
- MS=D283E8D04225ADAD21B02FDD3691FB31A6FA1E82
- 0k47593cctfckl38fzd7wp03lks9zkcr
- SPFv=spf1 ip4:166.109.13.80 include:spf.schoolwires.net include:_spf.bbnotify.net include:lhmailrelay.lhric.org include:_spf.google.com ~all
- _aneojv0714g5c3cgmwvdv4v8b3ircsq
- 4dy0ng3c5ykqnz16qbcs4fv2c1zm0j0f
- 3d15731b46934824bb8c5e564785118f
- _6gp491a6izbzeao4jera2sxshpdydum
- cisco-ci-domain-verification=5cba7c4bdc477ed36d18630d505ea8a3c565e297d0ffc831a567d25cd26bf59
Full email verification for ercsd.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits