Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
taxbackinternational.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 05:56:52 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
- 18.173.132.88 ↩ server-18-173-132-88.jfk52.r.cloudfront.net
- 18.173.132.112 ↩ server-18-173-132-112.jfk52.r.cloudfront.net
- 18.173.132.64 ↩ server-18-173-132-64.jfk52.r.cloudfront.net
- 18.173.132.25 ↩ server-18-173-132-25.jfk52.r.cloudfront.net
Mail Server IPs
- 54.76.166.245 ↩ ec2-54-76-166-245.eu-west-1.compute.amazonaws.com
- 52.17.155.28 ↩ ec2-52-17-155-28.eu-west-1.compute.amazonaws.com
- 34.248.96.114 ↩ ec2-34-248-96-114.eu-west-1.compute.amazonaws.com
SOA Record
Raw SOA
ns-1607.awsdns-08.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209602 86400
Primary NS (mname)
ns-1607.awsdns-08.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209602s
Minimum TTL
86400s
Nameservers (NS)
ns-614.awsdns-12.net
ns-1336.awsdns-39.org
ns-1607.awsdns-08.co.uk
ns-212.awsdns-26.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.tbgns.com include:aspmx.pardot.com include:amazonses.com include:spf.protection.outlook.com include:_spf_euwest1.prod.hydra.sophos.com include:_spf.salesforce.com ip4:63.32.84.41 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
12 records- 652B017165
- MS=ms52295974
- PESH6X8UE0Q41ZC4IHWXU7NRYZ4DBR6U4T3DTLLM
- QuoVadis=40183e0b-7a97-4bdb-b34b-31634b9a5cda
- apple-domain-verification=TS9LXEaK8bf4PAQW
- atlassian-domain-verification=a/2/7AJYP/Ua/uB5jUFPUYm+GUPSX1Wd/3YHofgiDGt1DWFLgGzeO8+rg2//ybh/
- google-site-verification=U1ZRfHDXO87APZ0U5tSxpcHFG4RqYyfjyy9pwofcFsQ
- pardot822463=549f2748f0f6ef75406a046b622148274b21bb1408b5c6514cc5d4cfff637d1a
- sophos-domain-verification=316d803a3b9e148d0e3c97bcd96e1e6867dcff49
- sophos-domain-verification=554c10c24c5364de8664009f4c562b20a18d5b30763cdd850c8b46a5c24eaf63
- SPFv=spf1 include:spf.tbgns.com include:aspmx.pardot.com include:amazonses.com include:spf.protection.outlook.com include:_spf_euwest1.prod.hydra.sophos.com include:_spf.salesforce.com ip4:63.32.84.41 -all
- +SBYdIy9BrPaMd5DcUa1gl6prYLGCk+MdVJOyIjA4X0XkXwR7qkNWaWvDOtzPBdURz0TARtkczHVNoucHkRWIw==
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