dovertech.com - dns.ninja
dovertech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.155.136.21🇺🇸 AS2828207.155.128.0/17 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | 207.155.136.21.ptr.us.xo.net | ||||||
| NS | ns1.iswest.net ⭐ | ||||||
| A | 207.178.161.29🇺🇸 RoadRunner207.178.128.0/17 Key Information 207.178.128.0/17 block | ||||||
| PTR | ns1.keyinfo.com | ||||||
| NS | ns2.iswest.net | ||||||
| A | 207.178.161.28🇺🇸 RoadRunner207.178.128.0/17 Key Information 207.178.128.0/17 block | ||||||
| PTR | ns2.keyinfo.com | ||||||
| NS | ns3.iswest.net ⚠️ Not in parent delegation | ||||||
| A | 209.239.248.230🇺🇸 RoadRunner209.239.248.0/21 Switch Communications Customer Route | ||||||
| MX | mail.dovertech.com ⭐ | ||||||
| A | 207.155.136.22🇺🇸 AS2828207.155.128.0/17 Proxy registration to prevent harm from ARIN-NONAUTH shutdown | ||||||
| PTR | 207.155.136.22.ptr.us.xo.net | ||||||
| SOA | ns1.iswest.netdom-admin@iswest.net serial=2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785107232 | ||||||
Subdomains
mail.dovertech.com |
Same first word
dovertech.info |
dovertech.com |
dovertech.co.in |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.iswest.net2015-05-11 → 2026-07-26 · 2 obs
● 2026-07-26 23:11:00
●NSns2.iswest.net2015-05-11 → 2026-07-26 · 2 obs
● 2026-07-26 23:11:00
●NSns3.iswest.net2015-05-11 → 2026-07-26 · 5 obs
● 2026-06-03 06:39:34
○ 2026-07-02 04:24:16
● 2026-07-09 05:54:10
● 2026-07-26 23:11:00
●MXmail.dovertech.com2015-05-11 → 2026-07-26 · 5 obs
● 2026-06-03 06:39:34
○ 2026-07-02 04:24:16
● 2026-07-09 05:54:10
● 2026-07-26 23:11:00
●A207.155.136.212015-05-11 → 2026-07-26 · 5 obs
● 2026-06-03 06:39:34
○ 2026-07-02 04:24:16
● 2026-07-09 05:54:10
● 2026-07-26 23:11:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dovertech.com | ns1.iswest.net, ns2.iswest.net | - |
✅ Authoritative Response
Server:207.178.161.29
NS records: ns1.iswest.net, ns2.iswest.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dovertech.com (unsigned zone)
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.155.136.21 |
| NS | 3 | ns3.iswest.net, ns1.iswest.net... |
| MX | 1 | mail.dovertech.com (pri: 10) |
| SOA | 1 | ns1.iswest.net dom-admin.iswest.net |
Analysis
Hierarchy
dovertech.com is the parent zone for mail.dovertech.com.
IP Addresses
dovertech.com resolves to just one IP address, 207.155.136.21.
Name Servers
dovertech.com has three name servers — ns1.iswest.net, ns2.iswest.net and ns3.iswest.net.
dovertech.com partially shares its NS delegation with several other domains, including 252.178.207.in-addr.arpa, masauto.com, ltctx.com and two others.
These name servers regularly co-occur with the name servers ns1.keyinfo.com, ns2.keyinfo.com and ns3.keyinfo.com.
Each of the three hostnames points to exactly one IP address: ns1.iswest.net points to 207.178.161.29, ns2.iswest.net points to 207.178.161.28 and ns3.iswest.net points to 209.239.248.230.
Mail Servers
The sole mail server for dovertech.com is mail.dovertech.com.
mail.dovertech.com points to one IP number — 207.155.136.22.