Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
seiroofing.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 14:54:20 UTC · ↺ Refresh
MX Hostnames
- mx01.1and1.com
- mx00.1and1.com
MX Priorities
- mx00.1and1.com: 10
- mx01.1and1.com: 11
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 74.208.5.3 ↩ mx00.perfora.net
- 74.208.5.21 ↩ mx01.perfora.net
SOA Record
Raw SOA
ns1.anchor.host dns.constellix.com 2015010127 43200 3600 1209600 180
Primary NS (mname)
ns1.anchor.host
Admin Email (rname)
dns@constellix.com
Serial
2015010127
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns2.anchor.host
ns3.anchor.host
ns4.anchor.host
ns1.anchor.host
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=tmQDR6BvheoOg6s6DFDHTyck-jSWMy1HBqlEYbAFHp0
- ca3-a09b582c7cfb47338016ed87d70cace4
- SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de ~all
Full email verification for seiroofing.com
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