Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crg.uk.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 06:25:17 UTC · ↺ Refresh
MX Hostnames
- crg-uk-com.mail.protection.outlook.com
MX Priorities
- crg-uk-com.mail.protection.outlook.com: 0
A / AAAA Records
- 185.151.30.180 ↩ 185-151-30-180.ptr4.stackcp.net
Mail Server IPs
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.namecity.com hostmaster.namecity.com 2025061100 43200 1800 2419200 3600
Primary NS (mname)
ns1.namecity.com
Admin Email (rname)
hostmaster@namecity.com
Serial
2025061100
Refresh
43200s
Retry
1800s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.namecity.com
ns1.namecity.com
SPF Record
✓ Strict (-all)
v=spf1 include:2yk4s8xo7.spf.checkpoint-spf.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
11 records- ZA=5Vkv/kKwMl7s2Qx4/4DJNw==
- 0AXi7d8nckEfIz5D+XBotw+5ohFI7hcLgh+eFOIDK2xGt1RE97GmDP+3kZJQp4iYrnNh4bw/IAXp9rYvbCdbNg==
- MS=ms56902936
- google-site-verification=_leee8iBIB5aipk6tPAA2enAGAWOPOKnfW_qLGfyklQ
- SPFv=spf1 include:2yk4s8xo7.spf.checkpoint-spf.com -all
- google-site-verification=RaXFJfxe3mQThp0jPrnOaWcGhF6BF8FF87w_3T6039I
- sophos-domain-verification=11eec90734739e3689b7d508be6d3c6893e77e15
- 46ab749ec839a7f22ea0067fb889c529
- 54vt6if30gn6b9lh8hop1nt7gg
- b8967884886d48185ff88ef760f12a17
- MS=ms27479006
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