flexstack.nl - dns.ninja

flexstack.nl

DNSSEC🔒 Signed (DS record present)
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.184🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSshades11.rzone.de ⭐
A2607:f1c0:fe:53:185:132:34:138🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades11.rzone.de
A185.132.34.138🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades11.rzone.de
NSdocks18.rzone.de
A2001:8d8:fe:53:5747:2a74:d:18🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks18.rzone.de
A217.160.80.145🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks18.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
SOAshades11.rzone.dehostmaster@strato-rz.de 2022-04-21 #25

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-07-01 01:00:02 +0000 (EPOCH 1782867602)
SOAns1.dns.nldns@sidn.nl 2026-07-01 #2

Same first word

flexstack.com
flexstack.nl
flexstack.eu

DNS History

7 records (5 active, 2 former)

NSdocks18.rzone.deshades11.rzone.deMXsmtp.rzone.deA2001:8d8:100f:f000::200217.160.0.1842a01:238:20a:202:1161::81.169.145.161
●NSdocks18.rzone.de2026-03-31 → 2026-07-01 · 2 obs
● 2026-03-31 23:27:50
● 2026-07-01 02:00:18
●NSshades11.rzone.de2026-03-31 → 2026-07-01 · 2 obs
● 2026-03-31 23:27:50
● 2026-07-01 02:00:18
●MXsmtp.rzone.de2026-03-31 → 2026-07-01 · 2 obs
● 2026-03-31 23:27:50
● 2026-07-01 02:00:18
●A2001:8d8:100f:f000::2002026-03-31 → 2026-07-01 · 2 obs
● 2026-03-31 23:27:50
● 2026-07-01 02:00:18
●A217.160.0.1842026-03-31 → 2026-07-01 · 2 obs
● 2026-03-31 23:27:50
● 2026-07-01 02:00:18
○A2a01:238:20a:202:1161::2026-03-31 → 2026-07-01 · 2 obs
○ 2026-03-31 23:27:50
○ 2026-07-01 02:00:18
○A81.169.145.1612026-03-31 → 2026-07-01 · 2 obs
○ 2026-03-31 23:27:50
○ 2026-07-01 02:00:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
flexstack.nldocks18.rzone.de, shades11.rzone.de-

✅ Authoritative Response

Server:217.160.80.145

NS records: docks18.rzone.de, shades11.rzone.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 639ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.184
AAAA12001:8d8:100f:f000::200
NS2docks18.rzone.de, shades11.rzone.de
MX1smtp.rzone.de (pri: 5)
SOA1shades11.rzone.de hostmaster.strato-rz.d

Analysis

IP Addresses

flexstack.nl resolves to the IP addresses 217.160.0.184 and 2001:8d8:100f:f000::200

rodeca.biz, olbrueck.com, oldiecarcover.eu plus two other host names have IP numbers in common with flexstack.nl.

Name Servers

flexstack.nl uses two name servers for its delegation: docks18.rzone.de and shades11.rzone.de.

The name server configuration of flexstack.nl is shared with other domains, for instance dvb-tec.com, grispensmartsolutions.nl, hostelvending.com and two others.

flexstack.nl has at least partial name server overlap with other domains, such as odaban.at, grobmanschwarz.de, art-lem.fr and two others.

shades09.rzone.de, shades15.rzone.de and docks20.rzone.de — plus 7 other name servers — are commonly paired with these name servers.

The two host names docks18.rzone.de and shades11.rzone.de each have a pair of IP addresses: docks18.rzone.de has 217.160.80.145 and 2001:8d8:fe:53:5747:2a74:d:18, and shades11.rzone.de has 185.132.34.138 and 2607:f1c0:fe:53:185:132:34:138.

Mail Servers

flexstack.nl uses one mail server — smtp.rzone.de.

The mail server setup of flexstack.nl matches that of other domains such as w3bapps.nl, b2h.nl, verkoop-je-mobiel.nl and two others.

smtp.rzone.de has two IP addresses: 81.169.145.98 and 2a01:238:20a:202:50f0::2097.