Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
delcf.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-06 12:34:09 UTC · ↺ Refresh
MX Hostnames
- delcf-org.mail.protection.outlook.com
MX Priorities
- delcf-org.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.167.244 (no PTR)
- 104.21.13.122 (no PTR)
- 2606:4700:3034::ac43:a7f4
- 2606:4700:3037::6815:d7a
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
pam.ns.cloudflare.com dns.cloudflare.com 2400525988 10000 2400 604800 1800
Primary NS (mname)
pam.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400525988
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
pam.ns.cloudflare.com
rory.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.academicworks.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- duo_sso_verification=X0uHY0sc1UoVqB8HfokqEOQCdJjnL13ApRsF5dNn2uVfP8TYWIaY6bEO2PWX0Qzd
- google-site-verification=maiEaE0vwNlOTM_mnLotYsSkMMZr4B_Y7kVx6Tgb1Hk
- nv7esfog8j47aajioddia1h8cf
- SPFv=spf1 include:_spf.academicworks.com include:spf.protection.outlook.com -all
- RCT1DERN75328IPUDKLLMR2VD2
- dlea7pea36sv1n1kb08nhu4clp
Full email verification for delcf.org
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