Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nerdcow.co.uk
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 17:19:01 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 172.67.220.223
- 104.21.24.223
- 2606:4700:3031::6815:18df
- 2606:4700:3036::ac43:dcdf
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
SOA Record
Raw SOA
josh.ns.cloudflare.com dns.cloudflare.com 2399067469 10000 2400 604800 1800
Primary NS (mname)
josh.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399067469
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
josh.ns.cloudflare.com
naomi.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:dc-412b9675f1._spfm.nerdcow.co.uk a mx include:_spf.mlsend.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
google._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
4 records- google-site-verification=Y2e_7rNi3sU6NGAcp3iJG7pqW8ZuC6oIf6AnhUWys68
- mailerlite-domain-verification=ec9da83ff7dfc79a64373df5ee23341f84192694
- SPFv=spf1 include:dc-412b9675f1._spfm.nerdcow.co.uk a mx include:_spf.mlsend.com ~all
- ahrefs-site-verification_3d6052afddbab36908251f803372afb5a577c7bda2490fc11a83891adc9094cb
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