Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arlnetwork.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 20:03:20 UTC · ↺ Refresh
MX Hostnames
- arlnetwork-com.mail.protection.outlook.com
MX Priorities
- arlnetwork-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.172.94.1 ↩ staticip.multiscreensite.com
- 100.24.208.97 ↩ staticip2.multiscreensite.com
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.904.technology devnull.sourcedns.com 2026032613 3600 1800 1209600 86400
Primary NS (mname)
ns1.904.technology
Admin Email (rname)
devnull@sourcedns.com
Serial
2026032613
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.904.technology
ns2.904.technology
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:49450686.spf05.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 7 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.protection.outlook.com include:49450686.spf05.hubspotemail.net -all
- brevo-code:9839de97c458a9572741c1a07e92c8ee
- MS=ms71832547
- _globalsign-domain-verification=_k0U3YBX-JnH4EnOrm90dMk3T9gbfGGH5YqUnRjO6a
- MS=EE8572A3D9ADF415659AEB41C51ABBED60364738
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