approved-accounting.co.uk

Valid Email Server
Domain Lookup › approved-accounting.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-22 01:28:46 UTC · ↺ Refresh

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MX Hostnames

  • approvedaccounting-co-uk02b.mail.protection.outlook.com

MX Priorities

  • approvedaccounting-co-uk02b.mail.protection.outlook.com: 10

A / AAAA Records

  • 185.194.90.30 ↩ s93.lon.krystal.io

Mail Server IPs

  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.krystal.io admin.demo.s93.lon.krystal.io 2026021800 3600 1800 1209600 86400
Primary NS (mname)
ns1.krystal.io
Admin Email (rname)
admin@demo.s93.lon.krystal.io
Serial
2026021800
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.krystal.io
ns3.krystal.io
ns2.krystal.io
ns4.krystal.io

SPF Record

✓ Strict (-all)
v=spf1 ip4:185.194.90.30 include:relay.k.io include:spf.mailjet.com include:eu.mailgun.org include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

3 records
  • brevo-code:391b05a170ac5131e9cddfa837622705
  • SPFv=spf1 ip4:185.194.90.30 include:relay.k.io include:spf.mailjet.com include:eu.mailgun.org include:spf.protection.outlook.com -all
  • mscid=sKB1KUsLL9hsj1HtHN/QVmzQlNQN7r6YBAsVZFUODgI3pkczr6Zl8fANo8ysN5Ij4OkieyqQD3zmV5cFMFR9YA==
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