Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sistel.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 02:30:46 UTC · ↺ Refresh
MX Hostnames
- sistel-co.mail.protection.outlook.com
MX Priorities
- sistel-co.mail.protection.outlook.com: 0
A / AAAA Records
- 107.155.64.234 ↩ server.sistelserver7.com
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.sistelserver7.com root.107-155-64-234.cprapid.com 2026040301 3600 1800 1209600 86400
Primary NS (mname)
ns1.sistelserver7.com
Admin Email (rname)
root@107-155-64-234.cprapid.com
Serial
2026040301
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.sistelserver7.com
ns1.sistelserver7.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:107.155.64.234 +include:spf.protection.outlook.com +ip4:162.220.61.44 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
3 records- qucbkdrlbm09jijl2n1fl8d0c7
- SPFv=spf1 +a +mx +ip4:107.155.64.234 +include:spf.protection.outlook.com +ip4:162.220.61.44 ~all
- MS=ms29455407
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