synlab.co.uk

Valid Email Server
Domain Lookup › synlab.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-18 03:43:43 UTC · ↺ Refresh

MX Hostnames

  • synlab-co-uk.mail.protection.outlook.com

MX Priorities

  • synlab-co-uk.mail.protection.outlook.com: 10

A / AAAA Records

  • 104.20.26.219 (no PTR)
  • 172.66.159.100 (no PTR)
  • 2606:4700:10::ac42:9f64
  • 2606:4700:10::6814:1adb

Mail Server IPs

  • 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ken.ns.cloudflare.com dns.cloudflare.com 2398882567 10000 2400 604800 1800
Primary NS (mname)
ken.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398882567
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ken.ns.cloudflare.com
marjory.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • _eguncnc8sw71e0ubux9vovuivwgupjk
  • _uf22gawm1px61r5zwb172mqvj5v1c62
  • docusign=cee67abf-eed2-4545-a673-35ac9d941cf4
  • google-site-verification=U4IkkhLuDSKM4afOUya7P0RERRQex8AbU5J_53GdM4U
  • google-site-verification=dQts36Dpx7r4FvcvFodWRLYRQTn4rE4yCCwvpKEfHbA
  • SPFv=spf1 include:spf.protection.outlook.com ~all
  • wpe-verification=synlabuk
  • MS=ms73861635
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for synlab.co.uk

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits