centuryconstruction.com

Valid Email Server
Domain Lookup › centuryconstruction.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
centuryconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 20:10:09 UTC · ↺ Refresh

MX Hostnames

  • centuryconstruction-com.mail.protection.outlook.com
  • mail.centuryconstruction.com

MX Priorities

  • mail.centuryconstruction.com: 10
  • centuryconstruction-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 35.208.159.249 ↩ 249.159.208.35.bc.googleusercontent.com

Mail Server IPs

  • 64.26.60.153 ↩ mx0.mfg.onr.siteprotect.com
  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns1045.ui-dns.com hostmaster.1und1.com 2017060121 28800 7200 604800 600
Primary NS (mname)
ns1045.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060121
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1045.ui-dns.biz
ns1045.ui-dns.org
ns1045.ui-dns.de
ns1045.ui-dns.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:c1114396.sgvps.net ip4:35.208.159.249 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

1 record
  • SPFv=spf1 include:spf.protection.outlook.com include:c1114396.sgvps.net ip4:35.208.159.249 -all
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