Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iskbiocides.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 21:14:35 UTC · ↺ Refresh
MX Hostnames
- iskbiocides-com.mail.protection.outlook.com
MX Priorities
- iskbiocides-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns61.worldnic.com namehost.worldnic.com 124032716 10800 3600 604800 3600
Primary NS (mname)
ns61.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124032716
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns61.worldnic.com
ns62.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:74.142.192.202 ip4:12.151.213.26 ip4:75.147.166.85 ip4:38.88.247.50 ip4:52.176.166.168 ip4:194.37.255.29 include:relay.mailchannels.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=s; pct=100; rf=afrf; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- zk5bks3qnykrg9dnmhxg6gg0mrzkjps8
- apple-domain-verification=6drj58c1GxRyEP1Q
- knowbe4-site-verification=5f696fe6391c16b8b8218350ad78e677
- ahrefs-site-verification_bbb30c7a603c1a832e47b170c7e4667d3059d5864362421e4af223b1a3a307ec
- google-site-verification=5t80LlvPy5NhYcmewx_n2Xa-6mmC_UWPYBFrsEJOOZ0
- meSC9Z0IEPQWIq74teoYMNKPKeFuMXvirL333yDOR1fvHIjeO8cZoOMR8pR3DuqjXxakwhCKJIjFsLi0VIrEpA==
- SPFv=spf1 include:spf.protection.outlook.com ip4:74.142.192.202 ip4:12.151.213.26 ip4:75.147.166.85 ip4:38.88.247.50 ip4:52.176.166.168 ip4:194.37.255.29 include:relay.mailchannels.net -all
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