Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nmwebdev.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 15:37:29 UTC · ↺ Refresh
MX Hostnames
- mail.protonmail.ch
- mailsec.protonmail.ch
MX Priorities
- mailsec.protonmail.ch: 20
- mail.protonmail.ch: 10
A / AAAA Records
- 67.227.159.90 ↩ host2.studio1c.com
Mail Server IPs
- 185.70.42.129 ↩ mailsec.protonmail.ch
- 185.205.70.129 ↩ mailsec.protonmail.ch
- 176.119.200.129 ↩ mailsec.protonmail.ch
- 185.70.42.128 ↩ mail.protonmail.ch
- 185.205.70.128 ↩ mail.protonmail.ch
- 176.119.200.128 ↩ mail.protonmail.ch
SOA Record
Raw SOA
ns1.netmouser.com devnull.sourcedns.com 2026031901 3600 1800 1209600 86400
Primary NS (mname)
ns1.netmouser.com
Admin Email (rname)
devnull@sourcedns.com
Serial
2026031901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.netmouser.com
ns1.netmouser.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:67.227.159.90 ip4:208.91.85.66 ip4:208.91.85.103 include:_spf.protonmail.ch ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- seobility=3c4ddfa6d04bc81a956cfb9f7f1c148f
- protonmail-verification=b2a1a1f53cad1e26532eb71c5b9994fdb579d3ea
- SPFv=spf1 ip4:67.227.159.90 ip4:208.91.85.66 ip4:208.91.85.103 include:_spf.protonmail.ch ~all
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