Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blattnertech.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 20:04:19 UTC · ↺ Refresh
MX Hostnames
- blattnertech-com.mail.protection.outlook.com
MX Priorities
- blattnertech-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-766.awsdns-31.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-766.awsdns-31.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1270.awsdns-30.org
ns-1891.awsdns-44.co.uk
ns-408.awsdns-51.com
ns-766.awsdns-31.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:21570092.spf02.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._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
7 records- cursor-domain-verification-1tzm16=POfx2dNZLFVmyU4NKPIFTiyvt
- google-site-verification=RYbWQd-XF_MQi_KvfJK7dQXkF67N2v2nZweyaLWUiiI
- google-site-verification=nVQDJm8l4GmwOM8iuth01BFV186yuUWzcBTHh9Cs_-8
- google-site-verification=sjJ7N9nHVXP_ybZChjtQ3VP8xeA8be1z1y1F97CofR4
- mscid=UWSjz+yk2EUiICkX7FuvUdZ8gmY4hjNDy9sz/LMd9pgzJI+v2O/iynpWNecSbQ9cICjDO2C89vyAVVZbVQy7Sg==
- SPFv=spf1 include:spf.protection.outlook.com include:21570092.spf02.hubspotemail.net -all
- MS=ms36906318
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