reftech.us - dns.ninja
reftech.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1781483782 | ||||||
Same first word
reftech.id |
reftech.ru |
reftech.cn |
reftech.co.jp |
reftech.co.uk |
reftech.ca |
reftech.co.nz |
reftech.vip |
reftech.us |
reftech.fr |
reftech.com |
reftech.co.il |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns07.domaincontrol.com2026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
●NSns08.domaincontrol.com2026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
●MXreftech-us.mail.protection.outlook.com2026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
●MXus-smtp-inbound-1.mimecast.com2026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
●MXus-smtp-inbound-2.mimecast.com2026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
●A50.196.162.442026-02-23 → 2026-06-15 · 2 obs
● 2026-06-15 00:47:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, x.cctld.us, k.cctld.us, n.cctld.us... | - |
| reftech.us | ns08.domaincontrol.com, ns07.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.103.4
NS records: ns08.domaincontrol.com, ns07.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for reftech.us (unsigned zone)
⏱️ Timing
Total: 314ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 50.196.162.44 |
| NS | 2 | ns07.domaincontrol.com, ns08.domaincontrol.com |
| MX | 3 | reftech-us.mail.protection.outlook.com (, us-smtp-inbound-1.mimecast.com (pri: 10)... |
| TXT | 4 | v=spf1 include:spf.protection.outlook.co, 0ed1fe018a26f3bb77dcd64194a3d77927ab9078... |
| SOA | 1 | ns07.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
reftech.us resolves to one IP address: 50.196.162.44.
Name Servers
reftech.us has two authoritative name servers — ns07.domaincontrol.com and ns08.domaincontrol.com.
reftech.us uses the same name servers as several other domains — among them handhautoservices.com, axis360.in, philtippett.com and two more.
Both ns07.domaincontrol.com and ns08.domaincontrol.com have two IP addresses each. ns07.domaincontrol.com resolves to 97.74.103.4 and 2603:5:2170::4; ns08.domaincontrol.com resolves to 173.201.71.4 and 2603:5:2270::4.
Mail Servers
Incoming mail for reftech.us is delivered via three mail servers: us-smtp-inbound-1.mimecast.com, us-smtp-inbound-2.mimecast.com and reftech-us.mail.protection.outlook.com.
reftech.us has at least partial mail server overlap with other domains such as tevisins.com, realacoustix.com, mstfirm.com and two more.
Hostnames that resolve to 8 IP addresses:
reftech-us.mail.protection.outlook.com points to 52.101.10.10, 52.101.41.4, 52.101.41.26 and 5 other IP addresses.
Hostnames that resolve to 6 IP addresses:
us-smtp-inbound-1.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-2.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.141 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.221 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.242 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.141 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.221 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.242 IP addresses.