Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fiber.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 06:12:45 UTC · ↺ Refresh
MX Hostnames
- mailfilter.fiber.net
- mailstream-west.mxrecord.io
- mailstream-east.mxrecord.io
MX Priorities
- mailfilter.fiber.net: 20
- mailstream-east.mxrecord.io: 10
- mailstream-west.mxrecord.io: 10
A / AAAA Records
- 209.90.85.3 ↩ www.fiber.net
Mail Server IPs
- 209.90.125.254 ↩ mailfilter.fiber.net
- 172.65.213.128 (no PTR)
- 172.65.220.210 (no PTR)
SOA Record
Raw SOA
ns1.fiber.net root.ns1.fiber.net 2026020501 1800 600 604800 7200
Primary NS (mname)
ns1.fiber.net
Admin Email (rname)
root@ns1.fiber.net
Serial
2026020501
Refresh
1800s
Retry
600s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns1.fiber.net
ns4.fiber.net
ns3.fiber.net
ns2.fiber.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:216.83.157.78 a:mail.fiber.net a:mail3.fiber.net a:mailhost.fiber.net ip4:216.83.130.0/25 a:techtrak.fiber.net a:api.fiber.net ip4:216.83.157.116 a:x1.fiber.net ip4:216.83.146.62 include:_spf.google.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
google._domainkey
default._domainkey
mail._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
1 record- SPFv=spf1 ip4:216.83.157.78 a:mail.fiber.net a:mail3.fiber.net a:mailhost.fiber.net ip4:216.83.130.0/25 a:techtrak.fiber.net a:api.fiber.net ip4:216.83.157.116 a:x1.fiber.net ip4:216.83.146.62 include:_spf.google.com ~all
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