Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
flinnsci.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 04:51:00 UTC · ↺ Refresh
MX Hostnames
- flinnsci-com.mail.protection.outlook.com
MX Priorities
- flinnsci-com.mail.protection.outlook.com: 5
A / AAAA Records
- 168.62.236.232 (no PTR)
Mail Server IPs
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
ns61.worldnic.com namehost.worldnic.com 126031117 10800 3600 604800 3600
Primary NS (mname)
ns61.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031117
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns62.worldnic.com
ns61.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:173.15.107.0/29 ip4:54.240.8.61 ip4:99.43.155.168/29 ip4:206.82.157.60/24 ip4:12.227.233.160/29 ip4:50.205.141.58 ip4:173.15.107.3 ip4:54.240.51.52 ip4:54.240.51.53 include:_spf.mailgun.org include:whitelabel.flinnsci.com include:spf.protection.outlook.com include:amazonses.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=10;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];fo=1;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
16 records- sophos-domain-verification=cd6f6c5e709fa13b9de339d7279c3620409861b4f631de7af99435d09413b0fd
- google-site-verification=H8To_LBAf0mOaE-MOtK6sTonZnZtBEjwLd6_ukTZqt0
- google-site-verification=IRZnkK3Pcdv1fF0PxChYNGzMVzJQ6055C9O8BiyjLf0
- google-site-verification=MXOMogiS7ecR5A2l-tjr9WM3BlMfEsHLGw3sj4vb7UQ
- anthropic-domain-verification-3dgr44=p5t9HEgroU6zzRjUReTdVHsF6
- q1m13so22tcr357q4sfg7oc922
- MpsAAJKJ6FExMfZ1tv7p1J6wf1B9Zo3DHzpsfKX1
- 7ngcvsquc98glcfp729rafraej
- google-site-verification=X4NMUorK0hA38sdLdGRXgdkRxJ4kCTYaFfFkXQ_v6CI
- r4hc8e4jv3u7s9ldoga3j5anqe
- SPFv=spf1 ip4:173.15.107.0/29 ip4:54.240.8.61 ip4:99.43.155.168/29 ip4:206.82.157.60/24 ip4:12.227.233.160/29 ip4:50.205.141.58 ip4:173.15.107.3 ip4:54.240.51.52 ip4:54.240.51.53 include:_spf.mailgun.org include:whitelabel.flinnsci.com include:spf.protection.outlook.com include:amazonses.com ~all
- bjnAg4IqGVG0ugrpMCPVq+vLicMsYbCcSxHuWVX0/wmaPFyOsvUO4efntK1IPySVFAya43fyRDA8kxHTL4g2yA==
- knowbe4-site-verification=947829c7154fb09f62d081aba8385c6e
- k4afqqmiv75dat7vk1o9p6meqo
- j48le3f0lak8fbk20pkcf2hh0u
- google-site-verification=88v2Zxq-yT75EiCbKN_usOa7uNttVMdVJ_vPAKeonPU
Full email verification for flinnsci.com
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