Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
email.chop.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:23:42 UTC · ↺ Refresh
MX Hostnames
- email-chop-edu.mail.protection.outlook.com
MX Priorities
- email-chop-edu.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.chop.edu please_set_email.absolutely.nowhere 68 10800 3600 1209600 1800
Primary NS (mname)
ns10.chop.edu
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
68
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
1800s
Nameservers (NS)
extdns1.chop.edu
extdns3.chop.edu
extdns2.chop.edu
SPF Record
✓ Strict (-all)
v=spf1 include:_u.email.chop.edu._spf.smart.ondmarc.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; fo=1; rf=afrf; ri=86400; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
5 records- SPFv=spf1 include:_u.email.chop.edu._spf.smart.ondmarc.com include:spf.protection.outlook.com -all
- X9gvV04DZawuTCEDVRFJngJkuVv6wJRlsqxCQyA+tm2AS96jpdwYqmTn3RrsTENSeSctLOpORZdxYYTl8X8Saw==
- 8LuzQcqYcRGJ4m/070TNaLKcOCuFD15VWw+bhMFOpzztlo0weakQAycguk2qwi5dsy+R4xZfsla0z0zyg6ScnA==
- MS=A68FBABF220A13ACCF0FB949FA631DF039E8EF64
- amazonses:ufwVNu7yHy+xKWVeiGR3TZ02jKbIJ7Qn+xVs7RG9Bfo=
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