Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
symetri.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 04:35:03 UTC · ↺ Refresh
MX Hostnames
- symetri-com.mail.protection.outlook.com
MX Priorities
- symetri-com.mail.protection.outlook.com: 0
A / AAAA Records
- 13.69.228.11 (no PTR)
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-01.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-01.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-01.azure-dns.info
ns1-01.azure-dns.com
ns2-01.azure-dns.net
ns3-01.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.symetri.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
18 records- MS=ms99832844
- atlassian-domain-verification=DtEW4wLgaWRXwqaxWsFXNdbGCYLJ3LJ8oL1xzPb4UZaSVeSJMwhwNGoXrpHDFke6
- facebook-domain-verification=hse0umrbyjzcdquw60u3s36x5j69f3
- apple-domain-verification=3JNxCb4WIOpNDQ4B
- google-site-verification=bGwUwwloS3ATUz8UmJagAp9Exmih4QoWNFaKTysCiro
- sending_domain947092=38787361fe02c77492680e76ee523f4c720b7836eb84eb60e9e73e4ff0858267
- pp-verification=85f79105-4920-49eb-9550-45fd9a415a65
- have-i-been-pwned-verification=a92592e4e8202eead3eda3b38d99c65e
- tcfy3j2893zmcgq53xdj4137tdm7sq8t
- pardot947092=9447a0ef4a9622a6440a82a5d55ad55f77cb848c4871aaaa7ee1d9b3b800d33a
- rs4ok8ie3emrls376n1l1i2inr
- ms-domain-verification=fb610075-4d4f-4c3b-bb66-8038c9167450
- dell-technologies-domain-verification=symetri.com_435a4246-b14c-4da1-86c2-e910abe22c07_1775181340
- _7hxt5niqn3rixe95wd5i9e4034ghhgk
- SPFv=spf1 include:spf.protection.outlook.com include:spf.symetri.com -all
- atlassian-domain-verification=ebL1+8v3YEEBa+E7CliVyVU0cXb6lbhNwyZ0EaOTCzLwT4ZpjW7fPsj41+gutsQr
- autodesk-domain-verification=MNb4eULPvtwMZUeFn_eA
- qhE8uxRJXitGHJHDTOJDZzaUcLxwNEgZbuqx24pE/HBbu22GHMzGnsCj2218BkDPaluScFGv6z7VR0XOixyXJw==
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 symetri.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits