cityairconditioning.co.uk

Valid Email Server
Domain Lookup › cityairconditioning.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cityairconditioning.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-27 12:18:29 UTC · ↺ Refresh

MX Hostnames

  • mx2.mtaroutes.com
  • mx1.mtaroutes.com
  • mx4.mtaroutes.com
  • mx3.mtaroutes.com

MX Priorities

  • mx2.mtaroutes.com: 20
  • mx1.mtaroutes.com: 10
  • mx4.mtaroutes.com: 40
  • mx3.mtaroutes.com: 30

A / AAAA Records

  • 185.151.30.134 ↩ 185-151-30-134.ptr4.stackcp.net
  • 2a07:7800::134 (no PTR)

Mail Server IPs

  • 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
  • 2001:550:2:61::2fc:100 (no PTR)
  • 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
  • 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com

SOA Record

Raw SOA ns1.stackdns.com hostmaster.stackdns.com 1692621589 1800 900 1209600 300
Primary NS (mname)
ns1.stackdns.com
Admin Email (rname)
hostmaster@stackdns.com
Serial
1692621589
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

ns3.stackdns.com
ns2.stackdns.com
ns4.stackdns.com
ns1.stackdns.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.stackmail.com include:spf.mtaroutes.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • google-site-verification=oSVWpQoyKLCKBNiigWxxFQBE0IJ0hj6H1wMCoOkyGY4
  • MS=ms56716930
  • 5dae913ce0cf24b1a5e57cb016720529f7670434ffc05142c4c0d28ce50021ed
  • SPFv=spf1 include:spf.stackmail.com include:spf.mtaroutes.com include:spf.protection.outlook.com -all
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