Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
spu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 23:43:00 UTC · ↺ Refresh
MX Hostnames
- spu-edu.mail.protection.outlook.com
MX Priorities
- spu-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 48.192.37.188 (no PTR)
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
dns01.spu.edu hostmaster.spu.edu 2004029036 900 600 86400 3600
Primary NS (mname)
dns01.spu.edu
Admin Email (rname)
hostmaster@spu.edu
Serial
2004029036
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ruler.wa-k20.net
apple.wa-k20.net
dns01.spu.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:72.233.151.0/24 ip4:69.25.199.33 ip4:205.237.106.3 ip4:75.98.95.161 ip4:161.38.193.0/24 ip4:161.38.194.0/24 ip4:159.135.232.65 ip4:159.135.228.232 include:spf.protection.outlook.com include:service.spu.edu include:service2.spu.edu ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 ip4:72.233.151.0/24 ip4:69.25.199.33 ip4:205.237.106.3 ip4:75.98.95.161 ip4:161.38.193.0/24 ip4:161.38.194.0/24 ip4:159.135.232.65 ip4:159.135.228.232 include:spf.protection.outlook.com include:service.spu.edu include:service2.spu.edu ~all
- google-site-verification=nGXkVK_9jQfkyJlNT3Brkn_ofHr-vPGXmStkQi8Ioj4
- mailerlite-domain-verification=af641b8690e4e1011577fec135a6fee0dd693a59
- atlassian-domain-verification=gAXG6wnFMJSqv0snKqXchZapjDnYiE4zhtvmA7vsdJA54uGUip8U5dK4k4BWXFOD
Full email verification for spu.edu
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits