sigma-rh.com

Valid Email Server
Domain Lookup › sigma-rh.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sigma-rh.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 08:50:20 UTC · ↺ Refresh

MX Hostnames

  • sigmarh-com01c.mail.protection.outlook.com

MX Priorities

  • sigmarh-com01c.mail.protection.outlook.com: 0

A / AAAA Records

  • 172.67.73.117 (no PTR)
  • 104.26.5.219 (no PTR)
  • 104.26.4.219
  • 2606:4700:20::681a:4db
  • 2606:4700:20::681a:5db
  • 2606:4700:20::ac43:4975

Mail Server IPs

  • 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
  • 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com

SOA Record

Raw SOA lorna.ns.cloudflare.com dns.cloudflare.com 2397443501 10000 2400 604800 1800
Primary NS (mname)
lorna.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397443501
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

lynn.ns.cloudflare.com
lorna.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:20.188.40.191 ip4:4.204.63.43 include:spf.protection.outlook.com include:8617507.spf06.hubspotemail.net -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

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

11 records
  • google-site-verification=7rn4swbo4-k_A1p49xF7Tq4UxirgI5A8ojy2GOMgX0k
  • pardot994192=5f85bbb90d5d1819d39bd632abe24ce37cdcdfd8ab49035bd1be0cb022d8e75c
  • pardot994192=86282b73f47e16d5eba3db127eff5d6f37f37a52ae593ec49206dc79a263fe14
  • SPFv=spf1 ip4:20.188.40.191 ip4:4.204.63.43 include:spf.protection.outlook.com include:8617507.spf06.hubspotemail.net -all
  • anthropic-domain-verification-pgnw9f=YwCkhkaQc6CPTz9hWV1aRhgbl
  • atlassian-domain-verification=8oua1hDDne1zQKdehFf1ySqwefaxuoR/MwDPnBIaXm15vA5z9IpaBDPFuMWlYfwR
  • atlassian-domain-verification=FKTYhYcKvZYw2zqqHut5suLGgsHyvz9sWfCxJKPGOIuZOyYCICjc0alzJFTG5qCb
  • ca3-bb710e10a5c345e9a909e6d44d3ada64
  • druide-validation-domaine=d7a416d1a8a8e34225dfa06c3a472d9a
  • facebook-domain-verification=9k2d1mpsb0omivw96onrft5ceevtf5
  • gitkraken-domain-verification=5562f069924d9b4e9759fec0cdd455381d24005db05e0ea0d2f07c17260621f5
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