Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
natbalance.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 13:31:52 UTC · ↺ Refresh
MX Hostnames
- hem1.obsidianmail.com
- natbalance-co-uk.mail.protection.outlook.com
MX Priorities
- natbalance-co-uk.mail.protection.outlook.com: 20
- hem1.obsidianmail.com: 30
A / AAAA Records
- 185.230.63.171 ↩ unalocated.63.wixsite.com
Mail Server IPs
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 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
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.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
- 178.248.39.3 ↩ neptune.obsidianmail.com
SOA Record
Raw SOA
oswold nobody.invalid 2024050208 600 600 1209600 3600
Primary NS (mname)
oswold
Admin Email (rname)
nobody@invalid
Serial
2024050208
Refresh
600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
rincewind.obsidianinternet.net
oswold.obsidianinternet.co.uk
wuffles.obsidianinternet.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms77489598
- SPFv=spf1 include:spf.protection.outlook.com -all
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