Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
flatworldedge.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 13:00:08 UTC · ↺ Refresh
MX Hostnames
- mx2.emailsrvr.com
- mx1.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- mx1.emailsrvr.com: 10
A / AAAA Records
- 20.55.103.191 (no PTR)
Mail Server IPs
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
- 146.20.161.1 ↩ mx1.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
- 184.106.54.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
dns1.stabletransit.com ipadmin.stabletransit.com 1763375830 3600 300 1814400 300
Primary NS (mname)
dns1.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1763375830
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns1.stabletransit.com
dns2.stabletransit.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.182.206.254 +a +mx +ip4:198.46.84.14 +include:_spf.smtp.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
6 records- jotu8luqpv9ffmt2ourakgr1js
- c74kl9cr2desnhut8vt4ia3ob
- MS=5664623D892581EC8E862F2B6343F9090760D9FD
- SPFv=spf1 ip4:209.182.206.254 +a +mx +ip4:198.46.84.14 +include:_spf.smtp.com ~all
- google-site-verification=UHWVSTGuNR1Viclrjmp_9KTWzj25mmT8uNRgyFx6mbI
- 9mfspjc1grtursus6s6duton2k
Full email verification for flatworldedge.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits