4build.pl - robtex.com

4build.pl

DNSSEC🔒 Signed (DS record present)
A2001:41d0:301:5::30🇫🇷 OVH2001:41d0::/32 IPv6
A188.165.21.8🇫🇷 OVH188.165.0.0/16 ISP Paris, France
NSdns20.ovh.net ⭐
A2001:41d0:d00:f900::2🇫🇷 OVH2001:41d0::/32 IPv6
PTRdns20.ovh.net
A5.135.249.213🇫🇷 OVH5.135.0.0/16
PTRdns20.ovh.net
NSns20.ovh.net
A2001:41d0:b00:f300::2🇫🇷 OVH2001:41d0::/32 IPv6
PTRns20.ovh.net
A5.135.43.97🇧🇪 OVH5.135.0.0/16
PTRns20.ovh.net
MXmx1.mail.ovh.net ⭐
A188.165.36.237🇫🇷 OVH188.165.0.0/16 ISP Paris, France
PTRmx1.mail.ovh.net
MXmx2.mail.ovh.net(5)
A87.98.160.167🇫🇷 OVH87.98.128.0/17 ISP Paris, France
PTRmx2.mail.ovh.net
MXmx3.mail.ovh.net(100)
A91.121.53.175🇫🇷 OVH91.121.0.0/16 ISP Paris, France
PTRmx3.mail.ovh.net
TXTv=spf1 include:mx.ovh.com -all
SOAdns20.ovh.nettech@ovh.net 2026-04-02 #0

pl

DNSSEC🔒 Signed (DS record present)
NSa-dns.pl ⭐
NSb-dns.pl
NSd-dns.pl
NSf-dns.pl
NSh-dns.pl
NSj-dns.pl
TXTccTLD of Poland
SOAa-dns.pldnsmaster@nask.pl serial=1776234833

Previously MX for

4build.pl

Same first word

4build.ch
4build.pl
4build.com
4build.com.br
4build.be
4build.eu

Similar names

build4.com

DNS History

21 records (7 active, 14 former)

20162017201820192020202120222023202420252026NSdns20.ovh.netns20.ovh.netns1.digi-artstudio.comns1.nazwa.plns1.ogicom.plns2.digi-artstudio.comns2.nazwa.plns3.digi-artstudio.comns3.nazwa.plMXmx1.mail.ovh.netmx2.mail.ovh.netmx3.mail.ovh.net4build.plmx.4build.plA188.165.21.82001:41d0:301:5::30173.243.118.130185.51.246.115212.91.6.58212.91.7.3393.157.100.37
●NSdns20.ovh.net2026-04-07 → 2026-04-16 · 3 obs
○ 2017-06-05 21:56:26
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
○NSns1.digi-artstudio.com2015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20
○NSns1.nazwa.pl2016-07-13 → 2016-12-22 · 5 obs
○ 2015-11-07 00:26:10
● 2016-07-13 22:12:46
● 2016-12-22 18:02:28
○ 2017-06-05 21:56:26
○ 2026-04-16 01:28:20
○NSns1.ogicom.pl2015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20
○NSns2.digi-artstudio.com2015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20
○NSns2.nazwa.pl2016-07-13 → 2016-12-22 · 5 obs
○ 2015-11-07 00:26:10
● 2016-07-13 22:12:46
● 2016-12-22 18:02:28
○ 2017-06-05 21:56:26
○ 2026-04-16 01:28:20
●NSns20.ovh.net2026-04-07 → 2026-04-16 · 3 obs
○ 2017-06-05 21:56:26
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
○NSns3.digi-artstudio.com2015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20
○NSns3.nazwa.pl2016-07-13 → 2016-12-22 · 5 obs
○ 2015-11-07 00:26:10
● 2016-07-13 22:12:46
● 2016-12-22 18:02:28
○ 2017-06-05 21:56:26
○ 2026-04-16 01:28:20
○MX4build.pl2016-07-13 → 2016-12-22 · 5 obs
○ 2015-11-07 00:26:10
● 2016-07-13 22:12:46
● 2016-12-22 18:02:28
○ 2017-06-05 21:56:26
○ 2026-04-16 01:28:20
○MXmx.4build.pl2015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20
●MXmx1.mail.ovh.net2026-04-07 → 2026-04-16 · 3 obs
○ 2017-06-05 21:56:26
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
●MXmx2.mail.ovh.net2026-04-07 → 2026-04-16 · 3 obs
○ 2017-06-05 21:56:26
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
●MXmx3.mail.ovh.net2026-04-07 → 2026-04-16 · 3 obs
○ 2017-06-05 21:56:26
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
○A173.243.118.1302016-07-13 → 2016-09-10 · 5 obs
○ 2015-11-07 00:26:10
● 2016-07-13 22:12:46
● 2016-09-10 21:53:32
○ 2016-12-18 01:33:34
○ 2026-04-16 01:28:20
○A185.51.246.1152016-12-18 → 2016-12-22 · 5 obs
○ 2016-09-10 21:53:32
● 2016-12-18 01:33:34
● 2016-12-22 18:02:28
○ 2017-06-05 21:56:26
○ 2026-04-16 01:28:20
●A188.165.21.82026-04-07 → 2026-04-16 · 3 obs
○ 2017-10-01 08:44:32
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
●A2001:41d0:301:5::302026-04-07 → 2026-04-16 · 3 obs
○ 2017-10-01 08:44:32
● 2026-04-07 22:26:14
● 2026-04-16 01:28:20
○A212.91.6.582017-08-05 → 2017-10-01 · 5 obs
○ 2017-06-05 21:56:26
● 2017-08-05 04:31:58
● 2017-10-01 08:44:32
○ 2026-04-07 22:26:14
○ 2026-04-16 01:28:20
○A212.91.7.332017-08-05 → 2017-10-01 · 5 obs
○ 2017-06-05 21:56:26
● 2017-08-05 04:31:58
● 2017-10-01 08:44:32
○ 2026-04-07 22:26:14
○ 2026-04-16 01:28:20
○A93.157.100.372015-08-09 → 2015-08-09 · 3 obs
● 2015-08-09 11:50:18
○ 2015-11-07 00:26:10
○ 2026-04-16 01:28:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
plf-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...-
4build.plns20.ovh.net, dns20.ovh.net-

✅ Authoritative Response

Server:5.135.249.213

NS records: ns20.ovh.net, dns20.ovh.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 599ms | Queries: -

📄 Records

TypeCountSample Data
A1188.165.21.8
AAAA12001:41d0:301:5::30
NS2ns20.ovh.net, dns20.ovh.net
MX3mx2.mail.ovh.net (pri: 5), mx3.mail.ovh.net (pri: 100)...
TXT1v=spf1 include:mx.ovh.com -all
SOA1dns20.ovh.net tech.ovh.net

Analysis

IP Addresses

4build.pl points to two IP numbers: 2001:41d0:301:5::30 and 188.165.21.8.

Other host names, for instance www.szafy-locker.pl, pilica.net, diamentowyszlif.pl, www.zoo-centrum.com and tustrzelin.pl share IP numbers with 4build.pl.

Name Servers

4build.pl is delegated to two name servers: dns20.ovh.net and ns20.ovh.net.

4build.pl uses the same name server setup as other domains, for instance ornabelle.fr, nnn.vc, trackyourmobile.com, webnext.it and essabar.fr.

4build.pl shares name servers with other domains at least partially, for instance maillet.org and abylon-consulting.net.

Host names with two IP numbers:

The host dns20.ovh.net points to 2001:41d0:d00:f900::2 and 5.135.249.213.

The host ns20.ovh.net points to 2001:41d0:b00:f300::2 and 5.135.43.97.

Mail Servers

4build.pl is handled by three mail servers: mx1.mail.ovh.net, mx2.mail.ovh.net and mx3.mail.ovh.net.

4build.pl shares some mail servers with other domains, including papiersecurise.com, clinicasanrafael.es, clubes.online, hirmentaz-bellevaux.com and evolutionone.eu.

These mail servers are commonly used with mx4.mail.ovh.net and mx0.mail.ovh.net.

Host names with a single IP number:

mx1.mail.ovh.net points to 188.165.36.237.

mx2.mail.ovh.net points to 87.98.160.167.

mx3.mail.ovh.net points to 91.121.53.175.