iit.edu

Valid Email Server
Domain Lookup › iit.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
iit.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 03:29:10 UTC · ↺ Refresh

MX Hostnames

  • iit-edu.mail.protection.outlook.com

MX Priorities

  • iit-edu.mail.protection.outlook.com: 0

A / AAAA Records

  • 216.47.143.250 ↩ www-mc.iit.edu

Mail Server IPs

  • 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
  • 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com

SOA Record

Raw SOA dns.ent.iit.edu hostmaster.iit.edu 2026031752 3600 1800 604800 1800
Primary NS (mname)
dns.ent.iit.edu
Admin Email (rname)
hostmaster@iit.edu
Serial
2026031752
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

dns2.ent.iit.edu
aws-iltech-dns-2.iit.edu
aws-iltech-dns-1.iit.edu
dns.ent.iit.edu

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com ip4:66.35.37.96/27 ip4:66.231.95.0/29 ip4:67.23.31.6 ip4:68.232.207.20 ip4:74.206.109.32/27 ip4:85.222.130.192/26 ip4:85.222.138.192/26 ip4:96.43.144.0/20 ip4:107.21.62.24 ip4:136.146.128.64/27 ip4:136.146.208.16/28 ip4:136.146.208.240/28 ip4:136.146.210.16/28 ip4:136.146.210.240/28 ip4:136.147.46.192/26 ip4:136.147.62.192/26 include:spf1.iit.edu include:mailgun.org ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

22 records
  • e2ma-verification=dsmbb
  • e2ma-verification=djebb
  • e2ma-verification=m6ffb
  • klaviyo-site-verification=SzrEDJ
  • spf2/pra ip4:216.47.143.127/24 ip4:216.47.150.168 ip4:216.47.150.66 mx a ~all
  • e2ma-verification=ok8ab
  • e2ma-verification=l6ffb
  • e2ma-verification=h6e4
  • docusign=dd76270a-fdbd-4bf0-bac9-8809cc18426d
  • klaviyo-site-verification=Wh9LFB
  • apple-domain-verification=1mbHDv4Czm1rikxJ
  • google-site-verification=hLfRBNbDM3anJQi-lBGungpOgcBmHs2s0PXaAtHaWeQ
  • SPFv=spf1 mx include:spf.protection.outlook.com ip4:66.35.37.96/27 ip4:66.231.95.0/29 ip4:67.23.31.6 ip4:68.232.207.20 ip4:74.206.109.32/27 ip4:85.222.130.192/26 ip4:85.222.138.192/26 ip4:96.43.144.0/20 ip4:107.21.62.24 ip4:136.146.128.64/27 ip4:136.146.208.16/28 ip4:136.146.208.240/28 ip4:136.146.210.16/28 ip4:136.146.210.240/28 ip4:136.147.46.192/26 ip4:136.147.62.192/26 include:spf1.iit.edu include:mailgun.org ~all
  • 8A92UNEHKTBY16EGMCQTEV9X4J3W1SU86KZY7WWPE
  • klaviyo-site-verification=UYscqZ
  • e2ma-verification=cje3
  • google-site-verification=V9QEuPxic20I8HRnrsdB0OILfndfBlXEr93mp2EpyxY
  • e2ma-verification=vcg4
  • MS=E6F85F50560657D32D7E99E169828F833DE934E8
  • adobe-idp-site-verification=15453eebc34f4305269665aa8ccc7458b155bce5d04913645b800084dcf9331b
  • docusign=f17cc27d-06a5-433d-8dbd-4340677b7086
  • box-domain-verification=f5f83fc7cf98c39429474763cf6bbd76133d63bc36c34468c3fafc18ebb963a5
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