Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fisk.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 00:04:08 UTC · ↺ Refresh
MX Hostnames
- fisk-edu.mail.protection.outlook.com
- mx1.hc6019-2.iphmx.com
- mx2.hc6019-2.iphmx.com
MX Priorities
- mx2.hc6019-2.iphmx.com: 1
- fisk-edu.mail.protection.outlook.com: 0
- mx1.hc6019-2.iphmx.com: 10
A / AAAA Records
- 208.76.86.124
Mail Server IPs
- 216.71.141.65 ↩ esa2.hc6019-2.iphmx.com
- 68.232.131.50 ↩ esa1.hc6019-2.iphmx.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.constellix.com dns.constellix.com 2015010195 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010195
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns61.constellix.net
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
ns51.constellix.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:50.231.153.3 ip4:50.231.153.5 include:spf.protection.outlook.com include:extsend.com include:sendgrid.net include:outbound.protection.outlook.com include:_spf.psm.knowbe4.com include:zcsend.net include:44160997.spf01.hubspotemail.net ip4:74.122.104.0/22 ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- MS=ms17622255
- Kng7Gg4MBYncko4EfZ0U4mJqXKC2iuiG7+2ijXSDrBsh1NJVyWhFxhyiOWuet97KZYVTO94SNdaYEZU0nKm0ww==
- SPFv=spf1 ip4:50.231.153.3 ip4:50.231.153.5 include:spf.protection.outlook.com include:extsend.com include:sendgrid.net include:outbound.protection.outlook.com include:_spf.psm.knowbe4.com include:zcsend.net include:44160997.spf01.hubspotemail.net ip4:74.122.104.0/22 ~all
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