dots4u.nl - robtex.com

dots4u.nl

DNSSEC🔒 Signed (DS record present)
A2a01:238:20a:202:1064::🇩🇪 STRATO2a01:238:20a::/48 Strato AG
PTRw00.rzone.de
A81.169.145.64🇩🇪 STRATO81.169.144.0/22 AG
NSdocks07.rzone.de ⭐
A2001:8d8:fe:53:5747:2a74:d:7🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks07.rzone.de
A217.160.80.134🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks07.rzone.de
NSshades07.rzone.de
A2607:f1c0:fe:53:185:132:34:134🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades07.rzone.de
A185.132.34.134🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades07.rzone.de
MXsmtp.rzone.de ⭐
A2a01:238:20a:202:50f0::2097🇩🇪 STRATO2a01:238:20a::/48 Strato AG
A81.169.145.98🇩🇪 STRATO81.169.144.0/22 AG
PTRsmtp.rzone.de
SOAdocks07.rzone.dehostmaster@strato-rz.de 2025-02-04 #17

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-03-28 12:00:01 +0000 (EPOCH 1774699201)
SOAns1.dns.nldns@sidn.nl 2026-03-28 #24

Same first word

dots4u.org
dots4u.com
dots4u.eu
dots4u.nl

Similar names

dost4u.de

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSdocks07.rzone.deshades07.rzone.deMXsmtp.rzone.dedots4u-nl.mail.protection.outlook.comns1.bdm.microsoftonline.comns2.bdm.microsoftonline.comA2a01:238:20a:202:1064::81.169.145.642a01:238:20a:202:1074::81.169.145.74
●NSdocks07.rzone.de2015-08-11 → 2026-03-28 · 2 obs
● 2015-08-11 20:58:52
● 2026-03-28 13:04:10
●NSshades07.rzone.de2015-08-11 → 2026-03-28 · 2 obs
● 2015-08-11 20:58:52
● 2026-03-28 13:04:10
○MXdots4u-nl.mail.protection.outlook.com2015-12-05 → 2019-04-08 · 5 obs
○ 2015-08-11 20:58:52
● 2015-12-05 02:15:16
● 2019-04-08 16:32:32
○ 2026-03-07 21:54:12
○ 2026-03-28 13:04:10
○MXns1.bdm.microsoftonline.com2015-08-11 → 2015-08-11 · 3 obs
● 2015-08-11 20:58:52
○ 2015-12-05 02:15:16
○ 2026-03-28 13:04:10
○MXns2.bdm.microsoftonline.com2015-08-11 → 2015-08-11 · 3 obs
● 2015-08-11 20:58:52
○ 2015-12-05 02:15:16
○ 2026-03-28 13:04:10
●MXsmtp.rzone.de2026-03-07 → 2026-03-28 · 3 obs
○ 2019-04-08 16:32:32
● 2026-03-07 21:54:12
● 2026-03-28 13:04:10
●A2a01:238:20a:202:1064::2026-03-07 → 2026-03-28 · 3 obs
○ 2019-04-08 16:32:32
● 2026-03-07 21:54:12
● 2026-03-28 13:04:10
○A2a01:238:20a:202:1074::2015-08-11 → 2019-04-08 · 4 obs
● 2015-08-11 20:58:52
● 2019-04-08 16:32:32
○ 2026-03-07 21:54:12
○ 2026-03-28 13:04:10
●A81.169.145.642026-03-07 → 2026-03-28 · 3 obs
○ 2019-04-08 16:32:32
● 2026-03-07 21:54:12
● 2026-03-28 13:04:10
○A81.169.145.742015-08-11 → 2019-04-08 · 4 obs
● 2015-08-11 20:58:52
● 2019-04-08 16:32:32
○ 2026-03-07 21:54:12
○ 2026-03-28 13:04:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns1.dns.nl, ns4.dns.nl-
dots4u.nldocks07.rzone.de, shades07.rzone.de-

✅ Authoritative Response

Server:217.160.80.134

NS records: docks07.rzone.de, shades07.rzone.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

TypeCountSample Data
A181.169.145.64
AAAA12a01:238:20a:202:1064::
NS2docks07.rzone.de, shades07.rzone.de
MX1smtp.rzone.de (pri: 5)
SOA1docks07.rzone.de hostmaster.strato-rz.de

Analysis

IP Addresses

dots4u.nl points to two IP numbers: 2a01:238:20a:202:1064:: and 81.169.145.64.

Other host names, for instance univativ.at, kirmse.de, spectacle-enfants.fr, pappstanzartikel.de and re-consult.eu share IP numbers with dots4u.nl.

Name Servers

dots4u.nl's delegation is to two name servers docks07.rzone.de and shades07.rzone.de.

dots4u.nl shares the same name server configuration as other domains, such as zigy.de, formaplan.de, nba-pitbulls.de, tischlerei-lochmann.de and linviva.com.

dots4u.nl at least partially shares its name servers with other domains, for instance partymachers.de, earchery.de, skyres.de, kirchhoffmail.de and mijnverreliefde.nl.

These name servers are commonly used with shades18.rzone.de, docks20.rzone.de, shades01.rzone.de, docks17.rzone.de, docks13.rzone.de, docks19.rzone.de, shades10.rzone.de, shades16.rzone.de, shades11.rzone.de and shades05.rzone.de.

Host names with two IP numbers: docks07.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:7 and 217.160.80.134; shades07.rzone.de points to 2607:f1c0:fe:53:185:132:34:134 and 185.132.34.134

Mail Servers

dots4u.nl is served by a single mail server, smtp.rzone.de.

dots4u.nl uses the same mail server setup as other domains such as blauwtax.nl, taukit.com, ra-consultants.nl, umsatzsteuervoranmeldung.com and drdmkm.eu.

Hostname smtp.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.