Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
instaloft.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 00:20:43 UTC · ↺ Refresh
MX Hostnames
- mx-01-eu-west-1.prod.hydra.sophos.com
- mx-02-eu-west-1.prod.hydra.sophos.com
MX Priorities
- mx-02-eu-west-1.prod.hydra.sophos.com: 20
- mx-01-eu-west-1.prod.hydra.sophos.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 54.76.166.245 ↩ ec2-54-76-166-245.eu-west-1.compute.amazonaws.com
- 34.248.96.114 ↩ ec2-34-248-96-114.eu-west-1.compute.amazonaws.com
- 52.17.155.28 ↩ ec2-52-17-155-28.eu-west-1.compute.amazonaws.com
SOA Record
Raw SOA
ns-uk.1and1-dns.co.uk hostmaster.1and1.com 2017041341 28800 7200 604800 300
Primary NS (mname)
ns-uk.1and1-dns.co.uk
Admin Email (rname)
hostmaster@1and1.com
Serial
2017041341
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns-uk.1and1-dns.co.uk
ns-uk.1and1-dns.biz
ns-uk.1and1-dns.com
ns-uk.1and1-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf_euwest1.prod.hydra.sophos.com include:sendgrid.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
6 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf_euwest1.prod.hydra.sophos.com include:sendgrid.net ~all
- sophos-domain-verification=f938621655c50188bb26863c375a75088d276856
- google-site-verification=atVT9HoJAvVCCemwbkjo-XHiF2qDZ-QZ1gp3CEBHuo8
- MS=ms68560602
- google-site-verification=jK_YVl8UneqMHHdpcqI7p3IWRMC1Ib7Z2snjzEhAVfs
- apple-domain-verification=7MMkcr9uhHGQciou
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 instaloft.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits