Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blattnercompany.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 03:53:51 UTC · ↺ Refresh
MX Hostnames
- blattnercompany-com.mail.protection.outlook.com
MX Priorities
- blattnercompany-com.mail.protection.outlook.com: 0
A / AAAA Records
- 199.60.103.194 (no PTR)
- 199.60.103.94 (no PTR)
Mail Server IPs
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
jo.ns.cloudflare.com dns.cloudflare.com 2398724231 10000 2400 604800 1800
Primary NS (mname)
jo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398724231
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ridge.ns.cloudflare.com
jo.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.blattnercompany.com._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
19 records- anthropic-domain-verification-vkgr1t=tDaTwOdAUxlKdewCNn1wmSA59
- openai-domain-verification=dv-O6Qfz9K5EXwUXIXKkDL9V9eQ
- globalsign-domain-verification=2DFA17FC07B1B441316594E493AA2A92
- apple-domain-verification=9XJ8cshPLpXXnZpE
- SPFv=spf1 include:_u.blattnercompany.com._spf.smart.ondmarc.com ~all
- lucid-verification=ufg9enu1byr7jztPCK
- _0ko6327nql6fovcbhfe7ylzqmm31zby
- docusign=147e1d6c-61c5-4101-abee-f898b9ac8690
- cisco-ci-domain-verification=2a462eaa0885efb575432d400a3dc93a1201c10966ae9bd8ed47c3e384078bc3
- box-domain-verification=1d8d347168346bd4ac04dde602dad64ae4b20775b826b4b8b032c7b33cfbf053
- MS=ms73354536
- _gfy6tcd2gdknvhd6dg2qbz1kfdajn3f
- globalsign-domain-verification=4B0085E6E860A072B3797622F668D88A
- onetrust-domain-verification=fab5bd6832cd417fa02f5b2e04d306eb
- globalsign-domain-verification=1E92149B2D5D989623900C33A53506D8
- have-i-been-pwned-verification=47eca7746da508d8a7ffb7dd14e6e556
- ysrxryt4lj8k9j07vy8bn0nngg180mvs
- teamviewer-sso-verification=d56e4a81a77d4f74be94e7baa10a6022
- knowbe4-site-verification=eab0af80423f0ac9fee3bb024b3416ce
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 blattnercompany.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits