Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sheshtech.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 23:35:44 UTC · ↺ Refresh
MX Hostnames
- d232780.b.ess.uk.barracudanetworks.com
- d232780.a.ess.uk.barracudanetworks.com
MX Priorities
- d232780.b.ess.uk.barracudanetworks.com: 10
- d232780.a.ess.uk.barracudanetworks.com: 5
A / AAAA Records
- 104.21.58.146 (no PTR)
- 172.67.160.96 (no PTR)
- 2606:4700:3030::6815:3a92 (no PTR)
- 2606:4700:3032::ac43:a060 (no PTR)
Mail Server IPs
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
aida.ns.cloudflare.com dns.cloudflare.com 2398626916 10000 2400 604800 1800
Primary NS (mname)
aida.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398626916
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gerald.ns.cloudflare.com
aida.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:stspg-customer.com include:mailgun.org include:servers.mcsv.net include:mail.zohoanalytics.eu include:eu.zcsend.net include:emailspf.billingbooth.com include:spf.zoho.eu include:spf.ess.uk.barracudanetworks.com ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 include:spf.protection.outlook.com include:stspg-customer.com include:mailgun.org include:servers.mcsv.net include:mail.zohoanalytics.eu include:eu.zcsend.net include:emailspf.billingbooth.com include:spf.zoho.eu include:spf.ess.uk.barracudanetworks.com ~all
- zoho-verification=zb19806993.zmverify.zoho.eu
- 3wnxmtc.bookings.cs.zohohost.eu
- MS=ms36588162
- MS=ms87094683
- google-site-verification=EV834gf0bNisNWXyO6yg09h6Uau4KA3hWHVFJbn4Llg
- have-i-been-pwned-verification=e3dbc387c942e04a445e6445796ac3fe
Full email verification for sheshtech.com
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