Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
concorde.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:06:37 UTC · ↺ Refresh
MX Hostnames
- concorde-edu.mail.protection.outlook.com
MX Priorities
- concorde-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 23.185.0.2 (no PTR)
- 2620:12a:8001::2 (no PTR)
- 2620:12a:8000::2
Mail Server IPs
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-33.azure-dns.com dnsadmin.arsalon.net 2022031500 10800 3600 604800 38400
Primary NS (mname)
ns1-33.azure-dns.com
Admin Email (rname)
dnsadmin@arsalon.net
Serial
2022031500
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
ns2-33.azure-dns.net
ns3-33.azure-dns.org
ns4-33.azure-dns.info
ns1-33.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
13 records- activeprospect-domain-verification=OV3+u4J1gGP3MPa47XdIVw==
- logmein-verification-code=DcXPEFfz7jB78f5TuSGebOuVO
- spf2.0/pra a mx include:emailer.emfluence.com include:amazonses.com ~all
- google-site-verification=BFf8dieedkb8QTPdXyCC4Nbypro6yVWfL0mm6ZhzqUw
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protection.outlook.com -all
- yg4J2eHAHeD7QIOcVBhQytPlD1bUWhJK+WyJl2kQs02p3ViWt54DLwQwXfpX0mZdna61lXRyjLOvcI/TBPkEow==
- google-site-verification=_ix7KNPBxEODSYTRCmHoQkivoJek2NCZ_PyPvtBVb3c
- facebook-domain-verification=yi8z1s4zrjbdelf707xuzebhstdjuo
- amazonses:4dumVdl5ezEnjjKQxcvhDHLzpyydMRg1FVEidrTo2vE=
- google-site-verification=yCji9DJz3hhHB9aia-RQ-nNF9Hzqb33mPkqSPTZ8E94
- yahoo-verification-key=Z4avy4k943REaBc2y7MkFs4EdiEUExv8Z+BJ0djZD+Q=
- adobe-idp-site-verification=6f90f827964bc8858420899803d6e5edc59fb566db9459d54d598319fc4418f5
- MlZ8B5o7PxfaejtGzmsa6UQdO0TGm270fE7++n5zZW+z182NYaA9xIvq4+S8K2IeMsftqMIHnYkN7rG0e0JaSw==
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