Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
flightbridge.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 16:14:20 UTC · ↺ Refresh
MX Hostnames
- ASPMX5.GOOGLEMAIL.com
- ALT1.ASPMX.L.GOOGLE.com
- ASPMX4.GOOGLEMAIL.com
- ASPMX.L.GOOGLE.com
- ALT2.ASPMX.L.GOOGLE.com
- ASPMX3.GOOGLEMAIL.com
- ASPMX2.GOOGLEMAIL.com
MX Priorities
- aspmx5.googlemail.com: 5
- aspmx3.googlemail.com: 5
- aspmx2.googlemail.com: 5
- aspmx4.googlemail.com: 5
- alt1.aspmx.l.google.com: 3
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 3
A / AAAA Records
- 20.236.90.152
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns1.gandi.net hostmaster.gandi.net 1774629007 10800 3600 604800 10800
Primary NS (mname)
ns1.gandi.net
Admin Email (rname)
hostmaster@gandi.net
Serial
1774629007
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns-80-a.gandi.net
ns-10-b.gandi.net
ns-64-c.gandi.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:sendgrid.net include:spf.mandrillapp.com include:_spf.google.com include:mail.zendesk.com include:_spf.concurcompleat.com include:6529461.spf08.hubspotemail.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
7 records- SPFv=spf1 include:sendgrid.net include:spf.mandrillapp.com include:_spf.google.com include:mail.zendesk.com include:_spf.concurcompleat.com include:6529461.spf08.hubspotemail.net ~all
- cursor-domain-verification-wyw8k7=nyM8usMiRGNVyxri9oLQ9XnAI
- knowbe4-site-verification=ec50fda9b79db0a98cfe219b9779c227
- MS=ms23637491
- wombat-verification=3KwxVCQV1HEp-aRXRTKKaZ5G0frhk
- google-site-verification=QPTeOAvcoazOR6_bpVr6C34otfca9HE1pQBa6UXiius
- anthropic-domain-verification-mv5gyk=r5uOcBS5cOfUjcsAAc9hqeAns
Full email verification for flightbridge.com
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