Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grupogtd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 11:33:47 UTC · ↺ Refresh
MX Hostnames
- grupogtd-com.mail.protection.outlook.com
MX Priorities
- grupogtd-com.mail.protection.outlook.com: 10
A / AAAA Records
- 40.84.226.150 (no PTR)
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.gtdinternet.com operaciones.gtdinternet.com 2026040202 7200 3600 604800 86400
Primary NS (mname)
ns.gtdinternet.com
Admin Email (rname)
operaciones@gtdinternet.com
Serial
2026040202
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns4.gtdinternet.com
ns.gtdinternet.com
ns3.gtdinternet.com
ns2.gtdinternet.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:201.238.246.131 ip4:201.238.246.132 ip4:172.203.80.186 ip4:200.123.8.24 ip4:200.75.4.14 ip4:200.75.4.40 ip4:190.13.178.194 a:relay.grupogtd.com a:hmgw.gtdinternet.com include:spf.masterbase.com include:spf.protection.outlook.com include:spf.alarm.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- bdaBHyQdEwUrh3QXQq1SQ5L4gGvOMloPZ7XoZ5pdGNcLkOeokP3mTCjkD8NsX/Nz+XtMJMe73FjwEuGt9cl4xg==
- google-gws-recovery-domain-verification=43438420
- google-site-verification=tFgaSjG04XQ7VIv8gduCJhR_6UuGezr5MkgY4JRzrVc
- MS=ms77008215
- 4c0724e7f38303cc64e219939ec999ce2b18c5032c463ec99b861b0cd38382fc
- SPFv=spf1 ip4:201.238.246.131 ip4:201.238.246.132 ip4:172.203.80.186 ip4:200.123.8.24 ip4:200.75.4.14 ip4:200.75.4.40 ip4:190.13.178.194 a:relay.grupogtd.com a:hmgw.gtdinternet.com include:spf.masterbase.com include:spf.protection.outlook.com include:spf.alarm.com -all
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