Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tccn-choa.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 18:26:12 UTC · ↺ Refresh
MX Hostnames
- tccnchoa-org01b.mail.protection.outlook.com
MX Priorities
- tccnchoa-org01b.mail.protection.outlook.com: 0
A / AAAA Records
- 192.206.200.57 (no PTR)
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.cscdns.net hostmaster.cscdns.net 2016091973 28800 7200 604800 14400
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2016091973
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
14400s
Nameservers (NS)
dns1.cscdns.net
dns2.cscdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._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
9 records- tw0jh6gbmv7qvqkwyh8rx8fd3qchpnhy
- v22fn1nzwj59wdx3hgc81xjgdsth9hfr
- vjq485tyy05pt5n694wjp4htjg83qzry
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms72641064
- 2t2tz6ghjc37w4pjbv9fx4631yx89v2s
- 7hnj4474spp9xnmbf2zj77q1hh04wrr3
- pg93x11bvl1l1z3b4xj1d4njqs81mgcd
- q8kczshmmkdhnchxv24rrl2vsf8k1g3q
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