Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
housing21.org.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 08:06:34 UTC · ↺ Refresh
MX Hostnames
- housing21-org-uk.mail.protection.outlook.com
MX Priorities
- housing21-org-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 51.140.37.241 (no PTR)
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns55.domaincontrol.com dns.jomax.net 2025112600 28800 7200 604800 600
Primary NS (mname)
ns55.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns56.domaincontrol.com
ns55.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:185.249.70.109/32 ip4:185.249.70.138/32 ip4:13.79.245.74/32 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
8 records- teamviewer-sso-verification=96ff9da88b14497a82e4428a0e833d0c
- SPFv=spf1 include:spf.protection.outlook.com ip4:185.249.70.109/32 ip4:185.249.70.138/32 ip4:13.79.245.74/32 -all
- 0ed1fe018a62332e92078245e0a58eb81e1b2a4cc8
- oqtu2u9a80fpgstjbabdafsog5
- Bc+ZFw+RVKtw6PIZPaIqudqkjDaxjmTJcPsAoqERnwxGG9kswXU3ctD79M1cpIEQGY5mtV43I6Jt3MpG6lBTsg==
- p2hxlh38cty4r16m512b4vt0xg58h8jn
- MS=1625189A30B65F4937E2F70F669F48AC84798271
- MS=ms57015827
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