doctoolonline.com - robtex.com
doctoolonline.com
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=1776062257 | ||||||
MX for
doctoolonline.com |
Same first word
doctoolonline.com |
DNS History
11 records (6 active, 5 former)
●NSns0.transip.net2026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
○NSns1.pna-group.com2015-06-05 → 2018-09-09 · 4 obs
● 2018-09-09 03:32:00
○ 2026-04-04 05:36:14
○ 2026-04-13 06:38:32
●NSns1.transip.nl2026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
○NSns2.pna-group.com2015-06-05 → 2018-09-09 · 4 obs
● 2018-09-09 03:32:00
○ 2026-04-04 05:36:14
○ 2026-04-13 06:38:32
●NSns2.transip.eu2026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
○NSns3.pna-group.com2015-06-05 → 2018-09-09 · 4 obs
● 2018-09-09 03:32:00
○ 2026-04-04 05:36:14
○ 2026-04-13 06:38:32
●MXdoctoolonline.com2026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
○MXmail.doctoolonline.com2015-06-05 → 2018-09-09 · 4 obs
● 2018-09-09 03:32:00
○ 2026-04-04 05:36:14
○ 2026-04-13 06:38:32
○A212.178.158.1662015-06-05 → 2018-09-09 · 4 obs
● 2018-09-09 03:32:00
○ 2026-04-04 05:36:14
○ 2026-04-13 06:38:32
●A2a01:7c8:3:1337::272026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
●A37.97.254.272026-04-04 → 2026-04-13 · 3 obs
● 2026-04-04 05:36:14
● 2026-04-13 06:38:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| doctoolonline.com | ns1.transip.nl, ns0.transip.net, ns2.transip.eu | - |
✅ Authoritative Response
Server:195.135.195.195
NS records: ns1.transip.nl, ns0.transip.net, ns2.transip.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 419ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.97.254.27 |
| AAAA | 1 | 2a01:7c8:3:1337::27 |
| NS | 3 | ns2.transip.eu, ns1.transip.nl... |
| MX | 1 | doctoolonline.com (pri: 10) |
| TXT | 1 | v=spf1 ~all |
| SOA | 1 | ns0.transip.net hostmaster.transip.nl |
Analysis
Mail Server Role
doctoolonline.com serves as the mail server for doctoolonline.com.
IP Addresses
The entity doctoolonline.com points to two IP numbers: 2a01:7c8:3:1337::27 and 37.97.254.27.
For instance, other host names comedytraining.nl, wemarco.nl, leperron.pl, huisdieren-verzekering.com and bedrijfspandnijmegen.nl share IP numbers with doctoolonline.com.
Name Servers
The delegation for doctoolonline.com is handled by three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.
doctoolonline.com shares name servers with other domains at least partially, for example eyiye.nl, bayrak.nl, pxa.international, rednomads.nl and werkaf.nl.
Host names with two IPs:
ns2.transip.eu points to 2a01:7c8:f:c1f::195 and 37.97.199.195
ns0.transip.net points to 2a01:7c8:dddd:195::195 and 195.135.195.195
ns1.transip.nl points to 2a01:7c8:7000:195::195 and 195.8.195.195
Mail Servers
doctoolonline.com is handled by a single mail server, doctoolonline.com.
doctoolonline.com resolves to two IPs: 2a01:7c8:3:1337::27 and 37.97.254.27.