build4u.nl - robtex.com

build4u.nl

DNSSEC🔒 Signed (DS record present)
A149.210.148.181🇳🇱 TRANSIP-AS149.210.128.0/17 TransIP BV Amsterdam, The Netherlands
PTR149-210-148-181.colo.transip.net
NSns0.transip.net ⭐
A2a01:7c8:dddd:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns0.transip.net
A195.135.195.195🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.
PTRns0.transip.net
NSns1.transip.nl
A2a01:7c8:7000:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns1.transip.nl
A195.8.195.195🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.
PTRns1.transip.nl
NSns2.transip.eu
A2a01:7c8:f:c1f::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns2.transip.eu
A37.97.199.195🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRns2.transip.eu
MXbuild4u.nl ⭐ 🔒
A149.210.148.181🇳🇱 TRANSIP-AS149.210.128.0/17 TransIP BV Amsterdam, The Netherlands
PTR149-210-148-181.colo.transip.net
TXTv=spf1 ~all
SOAns0.transip.nethostmaster@transip.nl 2022-12-31 #0

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-03-28 05:30:02 +0000 (EPOCH 1774675802)
SOAns1.dns.nldns@sidn.nl 2026-03-28 #11

PTR for

174.227.97.37.in-addr.arpa

MX for

build4u.nl

Same first word

build4u.ru
build4u.nl
build4u.com.au
build4u.com
build4u.co.il

DNS History

17 records (5 active, 12 former)

20162017201820192020202120222023202420252026NSns0.transip.netns1.transip.nlns2.transip.euns1.transip.netns2.transip.netMXbuild4u.nlalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA149.210.148.1812a01:7c8:fffd:62::137.97.227.17487.210.71.144
●NSns0.transip.net2015-03-22 → 2026-03-28 · 2 obs
● 2015-03-22 19:46:56
● 2026-03-28 06:09:54
○NSns1.transip.net2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
●NSns1.transip.nl2020-03-17 → 2026-03-28 · 3 obs
○ 2017-01-16 05:15:58
● 2020-03-17 15:06:02
● 2026-03-28 06:09:54
●NSns2.transip.eu2020-03-17 → 2026-03-28 · 3 obs
○ 2017-01-16 05:15:58
● 2020-03-17 15:06:02
● 2026-03-28 06:09:54
○NSns2.transip.net2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXalt1.aspmx.l.google.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXalt2.aspmx.l.google.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXaspmx.l.google.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXaspmx2.googlemail.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXaspmx3.googlemail.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXaspmx4.googlemail.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
○MXaspmx5.googlemail.com2015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54
●MXbuild4u.nl2026-02-18 → 2026-03-28 · 3 obs
○ 2020-03-17 15:06:02
● 2026-02-18 13:55:10
● 2026-03-28 06:09:54
●A149.210.148.1812026-02-18 → 2026-03-28 · 3 obs
○ 2020-03-17 15:06:02
● 2026-02-18 13:55:10
● 2026-03-28 06:09:54
○A2a01:7c8:fffd:62::12020-03-17 → 2020-03-17 · 4 obs
○ 2017-01-16 05:15:58
● 2020-03-17 15:06:02
○ 2026-02-18 13:55:10
○ 2026-03-28 06:09:54
○A37.97.227.1742020-03-17 → 2020-03-17 · 4 obs
○ 2017-01-16 05:15:58
● 2020-03-17 15:06:02
○ 2026-02-18 13:55:10
○ 2026-03-28 06:09:54
○A87.210.71.1442015-03-22 → 2017-01-16 · 4 obs
● 2015-03-22 19:46:56
● 2017-01-16 05:15:58
○ 2020-03-17 15:06:02
○ 2026-03-28 06:09:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns4.dns.nl, ns3.dns.nl-
build4u.nlns0.transip.net, ns1.transip.nl, ns2.transip.eu2 records

✅ Authoritative Response

Server:37.97.199.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 821ms | Queries: -

📄 Records

TypeCountSample Data
A1149.210.148.181
NS3ns1.transip.nl, ns0.transip.net...
MX1build4u.nl (pri: 10)
TXT1v=spf1 ~all
SOA1ns0.transip.net hostmaster.transip.nl

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

Mail Server Role

build4u.nl serves as the mail server for build4u.nl.

IP Addresses

build4u.nl resolves to one IP number: 149.210.148.181.

Other host names, for instance oxboard.nl, www.oxboard.nl and 149-210-148-181.colo.transip.net share IP numbers with build4u.nl.

Name Servers

build4u.nl is delegated to three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

build4u.nl at least partially shares name servers with other domains, including acropaq.es, roderikkelderman.com, 6.0.b.b.8.c.7.0.1.0.a.2.ip6.arpa, wv-schieland.nl and munckhof.eu.

Host names with two IP numbers:

ns2.transip.eu: 2a01:7c8:f:c1f::195 and 37.97.199.195

ns0.transip.net: 2a01:7c8:dddd:195::195 and 195.135.195.195

ns1.transip.nl: 2a01:7c8:7000:195::195 and 195.8.195.195

Mail Servers

build4u.nl is handled by a single mail server, build4u.nl.

Host name build4u.nl resolves to a single IP: 149.210.148.181.