Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kierweb.co.uk
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 11:08:20 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 144.126.228.198 ↩ cobalt.equiphase.net
Mail Server IPs
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 172.253.115.27 ↩ bg-in-f27.1e100.net
- 172.253.122.27 ↩ bh-in-f27.1e100.net
- 172.253.122.26 ↩ bh-in-f26.1e100.net
- 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
- 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
SOA Record
Raw SOA
ns1.equiphase.net server\.messages.equiphase.net 2026021101 3600 1800 1209600 86400
Primary NS (mname)
ns1.equiphase.net
Admin Email (rname)
server\@messages.equiphase.net
Serial
2026021101
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.equiphase.net
ns2.equiphase.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:144.126.228.198 +a +mx +include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s;pct=100;fo=0;rf=afrf;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
google._domainkey
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- facebook-domain-verification=iib1brkgrzwwylo0re3p1cgjke50xa
- MS=ms75121152
- google-site-verification=fx-gL5lMmzHmnJx7X9j97XqQGURmY_tOqqtjOtcf0M0
- SPFv=spf1 ip4:144.126.228.198 +a +mx +include:_spf.google.com -all
- MS=60F3B7EA2B9A469A465FCBF2DEFA19C3186D77A9
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 kierweb.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits