Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centretek.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 16:05:03 UTC · ↺ Refresh
MX Hostnames
- centretek-com.mail.protection.outlook.com
MX Priorities
- centretek-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.161.219 (no PTR)
- 104.21.42.121 (no PTR)
- 2606:4700:3033::ac43:a1db
- 2606:4700:3031::6815:2a79
Mail Server IPs
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
maeve.ns.cloudflare.com dns.cloudflare.com 2399024258 10000 2400 604800 1800
Primary NS (mname)
maeve.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399024258
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
trevor.ns.cloudflare.com
maeve.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:172.30.2.71 ip4:54.147.243.144 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.acquia.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 ip4:172.30.2.71 ip4:54.147.243.144 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.acquia.com ~all
- MS=ms93786165
- atlassian-domain-verification=KBXEhLQCEFkbKJIfqifHloToBGH/HR/QgAvTHYSLfuRgxU0xAkyHahtYF9hD1z6P
- google-site-verification=V5S28bl6z2GdSUebA9GnK4ULFxn7ZvQcXE9RW8uwD7Y
- have-i-been-pwned-verification=dweb_nuaku9i7a9gzjdin3361ijye
- openai-domain-verification=dv-WJefOZDjkzaQb3jrZmVpGbR5
- pardot270432=39c261659c1976fb10d2da0d32239586fc8a94849dca55cff2b86467bd24ed71
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