Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dragonflyoffice.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 21:49:38 UTC · ↺ Refresh
MX Hostnames
- dragonflyoffice-co-uk.mail.protection.outlook.com
MX Priorities
- dragonflyoffice-co-uk.mail.protection.outlook.com: 1
A / AAAA Records
- 185.194.90.13 ↩ frieza-lon.krystal.uk
Mail Server IPs
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.krystal.uk admin.k-validator-frieza-lon.krystal.uk 2026022501 3600 1800 1209600 86400
Primary NS (mname)
ns1.krystal.uk
Admin Email (rname)
admin@k-validator-frieza-lon.krystal.uk
Serial
2026022501
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.krystal.uk
ns2.krystal.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:185.194.90.13 include:relay.k.io ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
1 record- SPFv=spf1 +a +mx +ip4:185.194.90.13 include:relay.k.io ~all
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