Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
a1.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 10:56:04 UTC · ↺ Refresh
MX Hostnames
- smx01.a1.net
MX Priorities
- smx01.a1.net: 10
A / AAAA Records
- 80.75.40.1 ↩ mk080075040001.as16305.a1.net
Mail Server IPs
- 80.75.42.227 ↩ smx01.a1.net
SOA Record
Raw SOA
dns1.a1.net domainadmin.a1.net 2026033001 10800 3600 1814400 3600
Primary NS (mname)
dns1.a1.net
Admin Email (rname)
domainadmin@a1.net
Serial
2026033001
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
dns1.a1.net
dns3.a1.net
dns2.a1.net
SPF Record
✓ Strict (-all)
v=spf1 include:aspf.a1.net include:cspf.a1.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; 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
12 records- whzf5gbb5lwcn2lnl8pkzn2zncxpm7f2
- AstLuHT4oVBD3ItTLAG+UoHCVIcGTEsfH+ikeQl1Kvs=
- MS=7BFEE0D45500D60C165E87606D0BF891E5508514
- MS=ms48068594
- facebook-domain-verification=0najtbx8zjqvwjdv7cd4rh8872s6yy
- google-site-verification=8vF7Hs4xX5i3esaJ1cFk9rife0JEh5W8-0D3SnbU23U
- google-site-verification=RoVUqW5WROeAnnxASp7BLzJ4A3AArwoj58WbwWgWrws
- google-site-verification=e8G_g8FbZMamGaAkWXbkKN1kdYWlhGGw2ewrLvGK2iQ
- google-site-verification=kJrL9BabChxv3UbQe9AXyAjI4uRnWasL-n4qX89H_vs
- google-site-verification=wzHLh9x19A1qgvHTBF1Ld2yjDL5b5VHQDDjTshy33Q0
- mandrill_verify.i_T89qdYxEf5VgqtIhZyfw
- SPFv=spf1 include:aspf.a1.net include:cspf.a1.net -all
Full email verification for a1.net
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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