Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
s-f.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 20:37:56 UTC · ↺ Refresh
MX Hostnames
- mxa-0059cf01.gslb.pphosted.com
- mxb-0059cf01.gslb.pphosted.com
MX Priorities
- mxa-0059cf01.gslb.pphosted.com: 10
- mxb-0059cf01.gslb.pphosted.com: 10
A / AAAA Records
- 172.64.153.95 (no PTR)
- 104.18.34.161 (no PTR)
- 2606:4700:4404::6812:22a1 (no PTR)
- 2606:4700:4403::ac40:995f (no PTR)
Mail Server IPs
- 205.220.177.126 ↩ mx0b-0059cf01.pphosted.com
SOA Record
Raw SOA
abdullah.ns.cloudflare.com dns.cloudflare.com 2399770867 10000 2400 604800 1800
Primary NS (mname)
abdullah.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399770867
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
abdullah.ns.cloudflare.com
jo.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:199.229.52.0/29 ip4:62.96.246.0/24 ip4:62.96.187.0/24 ip4:83.221.32.13/32 ip4:46.30.2.58/32 ip4:213.61.140.21/32 ip4:83.221.33.70/32 include:spf.protection.outlook.com ip4:148.163.157.23/32 ip4:148.163.159.23/32 ip4:89.107.186.121/32 ip4:205.220.179.40 ip4:205.220.168.132 ip4:205.220.165.126 ip4:205.220.177.126 include:spf.mailjet.com include:nl2go.com include:spf.crsend.com include:spf.mandrillapp.com include:_spf.zimpel.de ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; fo=1; adkim=r; aspf=r; rua=mailto:[email protected]!10m,mailto:[email protected]; ruf=mailto:[email protected]!10m,mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m,mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- MS=ms73780880
- miro-verification=721d35f136cb8451b723e87a1a768333e7da6a24
- sendinblue-code:6ef1bdca0140128a0b0cdffd769c529f
- smartsheet-site-validation=-L61OS6euCsBFgwM-2cgu9Yb-LYPuWon
- box-domain-verification=59b71917baddbc8b8426986cd928d599567152523300bc6e87cddc9706304546
- canva-site-verification=-VIvcmlisXlpWpZW2ovFlA
- adobe-idp-site-verification=5be77778-9200-4d5e-973c-93e962d3d708
- figma-domain-verification=a0f73a2c047f3581375d6d4219073e9b42352c71f38f9999184d132d64c99074-1752605987
- cisco-ci-domain-verification=4f55547cc1f01ab654278a04d7a4a457bdd5d27d0bb0b7cbf72fbc072bff1bba
- SPFv=spf1 ip4:199.229.52.0/29 ip4:62.96.246.0/24 ip4:62.96.187.0/24 ip4:83.221.32.13/32 ip4:46.30.2.58/32 ip4:213.61.140.21/32 ip4:83.221.33.70/32 include:spf.protection.outlook.com ip4:148.163.157.23/32 ip4:148.163.159.23/32 ip4:89.107.186.121/32 ip4:205.220.179.40 ip4:205.220.168.132 ip4:205.220.165.126 ip4:205.220.177.126 include:spf.mailjet.com include:nl2go.com include:spf.crsend.com include:spf.mandrillapp.com include:_spf.zimpel.de ~all
- brevo-code:6ef1bdca0140128a0b0cdffd769c529f
- smartsheet-site-validation=AxeC3b5VNxVRYQ_t75N7f0t7nXVDqx6g
- atlassian-domain-verification=srl2cvrxmrDiLdUrDjPwDedty1LyjLhY0YJaaWXrSRlKWoQKrxGeanEmbfrdFG2I
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 s-f.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits