armstrongfluidtechnology.com

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-25 10:25:55 UTC · ↺ Refresh

MX Hostnames

  • armstrongfluidtechnology-com.mail.protection.outlook.com

MX Priorities

  • armstrongfluidtechnology-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 64.185.181.238 ↩ pc-b.bitgravity.com

Mail Server IPs

  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA ns25.worldnic.com namehost.worldnic.com 126022011 10800 3600 604800 3600
Primary NS (mname)
ns25.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126022011
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns26.worldnic.com
ns25.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:158.106.72.42 ip4:158.106.72.43 ip4:207.35.74.2 ip4:63.124.146.66 ip4:194.74.8.10 ip4:115.114.18.46 ip4:167.89.72.113 include:spf.protection.outlook.com include:wappmail.com include:mail.zendesk.com include:na1smtp01.sabacloud.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

19 records
  • psiglmqdbjd8ffojv5abnqprjt
  • _xny0fqtipr6x97amjls1nkshq8wpaj7
  • _mnzejly5aeg470qys1k3ymlgyiynyf2
  • atlassian-domain-verification=sTO8WFeYLzjZHJwEWUjd7m2sRJ52vQwRbYCdWhN34BwNZ5rxSya8q8F6JZQtC3P6
  • vald0lqovo7opt06mbttpjf4kp
  • p1cobdkahndlos33n3jcrctgts
  • 3vb2h8bjp1i6cokcmj392o6knv
  • google-site-verification=ta52rC5s5ajR_0y9zBvbM-R35o-aVID3H-vX4HMR9fE
  • SPFv=spf1 ip4:158.106.72.42 ip4:158.106.72.43 ip4:207.35.74.2 ip4:63.124.146.66 ip4:194.74.8.10 ip4:115.114.18.46 ip4:167.89.72.113 include:spf.protection.outlook.com include:wappmail.com include:mail.zendesk.com include:na1smtp01.sabacloud.com -all
  • n98p7kupdeuk037ghlls1vfuh5
  • 929fnlsjk1pc08ljpi9grove63
  • 4BF3-2B1E-97E4-6488-34BF-47E4-21F5-4311
  • dfntmw9hyp5rt6tkdr1w6jghjtlpdrc0
  • 8smmoa2i8g52q0d7nt16s6j17q
  • t9ddrrba5nv5i4rbdge69b7fv0
  • logmein-verification-code=5d595701-b5d8-481f-b48f-202a77574e99
  • 3j7kl99mp7c05qtp2rvp5ry0b5gkhlr7
  • google-site-verification=LwZRfEsgeFAAXwOzFUfLVT1GIkWWFJMdroYih1pHg_I
  • 6uo6f0dk1ss2g6h10kf77l15nk
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