Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
computercentric.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 18:39:53 UTC · ↺ Refresh
MX Hostnames
- mx2-eu.emailsecurity.app
- mx1-eu.emailsecurity.app
MX Priorities
- mx1-eu.emailsecurity.app: 0
- mx2-eu.emailsecurity.app: 0
A / AAAA Records
- 51.155.22.242 ↩ 51-155-22-242.ll.in-addr.zen.co.uk
Mail Server IPs
- 132.164.188.153 ↩ mx2-eu.emailsecurity.app
- 4.245.183.72 ↩ mx1-eu.emailsecurity.app
SOA Record
Raw SOA
dns0.mtgsy.co.uk hostmaster.computercentric.co.uk 2014093336 3600 1200 1209600 3600
Primary NS (mname)
dns0.mtgsy.co.uk
Admin Email (rname)
hostmaster@computercentric.co.uk
Serial
2014093336
Refresh
3600s
Retry
1200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns4.mtgsy.com
dns2.mtgsy.co.uk
dns0.mtgsy.co.uk
dns3.mtgsy.com
dns1.mtgsy.co.uk
SPF Record
✓ Strict (-all)
v=spf1 mx a a:sendgrid.net ip4:168.245.28.19 include:servers.mcsv.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.uk.exclaimer.net a:partnerspf.rmmservice.com include:spf.sipcentric.com include:spf1.emailsecurity.app -all
📊 DNS lookups: 10/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- google-site-verification=jkMjVJbLxxMRJ3Ph-p7G2EfFryocDwmNyQsBpSeCtfU
- MS=ms92031149
- twilio-domain-verification=5c7c815827f95fdea910e01332e84f40
- SPFv=spf1 mx a a:sendgrid.net ip4:168.245.28.19 include:servers.mcsv.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.uk.exclaimer.net a:partnerspf.rmmservice.com include:spf.sipcentric.com include:spf1.emailsecurity.app -all
- apple-domain-verification=gqvreRuUqwIVXg1V
- google-site-verification=6Ai9-gYI1gXZM_NKMKhd7FDNSHoS9qi7V_y1l6uWQhE
Full email verification for computercentric.co.uk
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