thoughtworks.nl - robtex.com
thoughtworks.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2600:1f18:7df8:e99b:89e:3a99:47ea:877f🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix | ||||||
| A | 34.203.108.124🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix | ||||||
| NS | ns-413.awsdns-51.com ⭐ | ||||||
| A | 2600:9000:5301:9d00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-413.awsdns-51.com | ||||||
| A | 205.251.193.157🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-413.awsdns-51.com | ||||||
| NS | ns-1428.awsdns-50.org | ||||||
| A | 2600:9000:5305:9400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1428.awsdns-50.org | ||||||
| A | 205.251.197.148🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1428.awsdns-50.org | ||||||
| NS | ns-1947.awsdns-51.co.uk | ||||||
| A | 2600:9000:5307:9b00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1947.awsdns-51.co.uk | ||||||
| A | 205.251.199.155🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1947.awsdns-51.co.uk | ||||||
| NS | ns-659.awsdns-18.net | ||||||
| A | 2600:9000:5302:9300::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-659.awsdns-18.net | ||||||
| A | 205.251.194.147🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-659.awsdns-18.net | ||||||
| SOA | ns-413.awsdns-51.comawsdns-hostmaster@amazon.com serial=1 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ 🔒 | ||||||
| NS | ns3.dns.nl 🔒 | ||||||
| NS | ns4.dns.nl 🔒 | ||||||
| TXT | nl zone update: 2026-02-17 01:00:01 +0000 (EPOCH 1771290001) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-02-17 #2 | ||||||
Same first word
Similar names
DNS History
15 records (6 active, 9 former)
●NSns-1428.awsdns-50.org2026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
●NSns-1947.awsdns-51.co.uk2026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
●NSns-413.awsdns-51.com2026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
●NSns-659.awsdns-18.net2026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
○NSns01.thoughtworks.com2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○NSns02.thoughtworks.com2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○NSsdns58.ultradns.biz2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○NSsdns58.ultradns.com2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○NSsdns58.ultradns.net2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○NSsdns58.ultradns.org2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○MXmother.thoughtworks.com2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○MXwormhole.thoughtworks.com2015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
○A204.178.39.2122015-07-11 → 2017-01-05 · 4 obs
● 2017-01-05 09:47:02
○ 2026-03-01 12:11:54
○ 2026-03-01 19:43:40
●A2600:1f18:7df8:e99b:89e:3a99:47ea:877f2026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
●A34.203.108.1242026-03-01 → 2026-03-01 · 3 obs
● 2026-03-01 12:11:54
● 2026-03-01 19:43:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns1.dns.nl, ns4.dns.nl | - |
| thoughtworks.nl | ns-413.awsdns-51.com, ns-659.awsdns-18.net, ns-1428.awsdns-50.org, ns-1947.awsdns-51.co.uk | - |
✅ Authoritative Response
Server: 205.251.199.155
NS records: ns-413.awsdns-51.com, ns-659.awsdns-18.net, ns-1428.awsdns-50.org, ns-1947.awsdns-51.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thoughtworks.nl (unsigned zone)
⏱️ Timing
Total: 340ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.203.108.124 |
| AAAA | 1 | 2600:1f18:7df8:e99b:89e:3a99:47ea:877f |
| NS | 4 | ns-1428.awsdns-50.org, ns-1947.awsdns-51.co.uk... |
| SOA | 1 | ns-413.awsdns-51.com awsdns-hostmaster.a |
Analysis
IP Addresses
thoughtworks.nl points to two IP numbers: 2600:1f18:7df8:e99b:89e:3a99:47ea:877f and 34.203.108.124.
Other host names such as thoughtworks.be, ec2-34-203-108-124.compute-1.amazonaws.com, connected.io, thoughtworks.ru and itoc.com.au share IP numbers with thoughtworks.nl.
Name Servers
thoughtworks.nl is delegated to four name servers: ns-413.awsdns-51.com, ns-659.awsdns-18.net, ns-1428.awsdns-50.org and ns-1947.awsdns-51.co.uk.
At least part of the name servers for thoughtworks.nl are shared with other domains, for instance thelondonmagazine.com, freelancer.pl, bpomgr.com, servicediscovery.us-west-1.amazonaws.com and awblimited.net.au.
These name servers are commonly used with ns-789.awsdns-34.net, ns-293.awsdns-36.com, ns-1418.awsdns-49.org and ns-1714.awsdns-22.co.uk.
Host names with two IP numbers:
ns-413.awsdns-51.com points to: 2600:9000:5301:9d00::1 and 205.251.193.157
ns-659.awsdns-18.net points to: 2600:9000:5302:9300::1 and 205.251.194.147
ns-1428.awsdns-50.org points to: 2600:9000:5305:9400::1 and 205.251.197.148
ns-1947.awsdns-51.co.uk points to: 2600:9000:5307:9b00::1 and 205.251.199.155