Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colegium.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 09:53:22 UTC · ↺ Refresh
MX Hostnames
- colegium-com.mail.protection.outlook.com
MX Priorities
- colegium-com.mail.protection.outlook.com: 10
A / AAAA Records
- 201.236.28.4 (no PTR)
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1848.awsdns-39.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1848.awsdns-39.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-253.awsdns-31.com
ns-563.awsdns-06.net
ns-1514.awsdns-61.org
ns-1848.awsdns-39.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:183.103.148.182 include:spf.protection.outlook.com include:8520504.spf01.hubspotemail.net include:amazonses.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=r;aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
12 records- google-site-verification=gmXKDgc43xjpkifusvaXAAiJXLkM1LattpSxB3oGLOY
- google-site-verification=smSXdHdP9NF5DLLpNj_ijzE2LIszjM68bLQr8ZKpeoM
- SPFv=spf1 ip4:183.103.148.182 include:spf.protection.outlook.com include:8520504.spf01.hubspotemail.net include:amazonses.com ~all
- 1kl21hwd4bpnt6dgzf3vjv5hk9xml35t
- JM79FM0GHE3DXTJPUU8LCSJ3IYZYQJIU40JTBZLV
- MS=ms39403606
- MS=ms92670235
- _stgomxb98w4tt585zlxse3njbo5wa32
- atlassian-domain-verification=DTyZCnTVwNxcD7NFfKx0QkmLS3i1u+P1eY+p5jYFORMOG1iTz8v+Vp2iyQ67oCF/
- google-site-verification=G3D7LJGiLGA_N2wm0RgRKELsQ-RtcjF7_enG0NAZYHk
- google-site-verification=IFFhHyFF4HCifOXjow1gTdnwARBlpwe6LyMm-IypKEI
- google-site-verification=P0-37sA3R_Uz1ts97tFGTUCywuyfQgmCbjlrlauGXZw
Full email verification for colegium.com
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