costellohomes.co.uk

Valid Email Server
Domain Lookup › costellohomes.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-30 08:35:03 UTC · ↺ Refresh

MX Hostnames

  • costellohomes-co-uk.mail.protection.outlook.com
  • s1.supportedns.com

MX Priorities

  • s1.supportedns.com: 10
  • costellohomes-co-uk.mail.protection.outlook.com: 0

A / AAAA Records

  • 173.248.187.15 ↩ s1.supportedns.com

Mail Server IPs

  • 162.244.253.208 ↩ s1.supportedns.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.mddservices.com cpanel.mddhosting.com 2026032901 3600 7200 1209600 86400
Primary NS (mname)
ns1.mddservices.com
Admin Email (rname)
cpanel@mddhosting.com
Serial
2026032901
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.mddservices.com
ns2.mddservices.com
ns3.mddservices.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:162.244.253.208 include:_spf.mddservices.com +ip4:162.244.253.201 +ip4:173.248.191.207 +ip4:173.248.191.239 +include:hotmail.com +include:173.248.191.207 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

2 records
  • MS=ms73310329
  • SPFv=spf1 +a +mx +ip4:162.244.253.208 include:_spf.mddservices.com +ip4:162.244.253.201 +ip4:173.248.191.207 +ip4:173.248.191.239 +include:hotmail.com +include:173.248.191.207 ~all
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