gro-tech.nl - robtex.com
gro-tech.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-04-12 17:00:01 +0000 (EPOCH 1776013201) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-04-12 #34 | ||||||
Subdomains
mail.gro-tech.nl |
Same first word
gro-tech.nl |
Similar names
DNS History
15 records (6 active, 9 former)
●NSns1.dn-s.nl2015-06-01 → 2026-04-12 · 3 obs
● 2015-06-01 12:40:50
● 2026-04-12 17:42:58
○NSns1.wellcom.nl2009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
●NSns2.dn-s.nl2015-06-01 → 2026-04-12 · 3 obs
● 2015-06-01 12:40:50
● 2026-04-12 17:42:58
○NSns2.wellcom.nl2009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
○NSns3.wellcom.nl2009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
●MXgrotech-nl0i.mail.protection.outlook.com2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 17:42:58
○MXmail.gro-tech.nl2009-01-11 → 2016-08-09 · 4 obs
● 2016-08-09 16:45:16
○ 2017-03-31 11:24:04
○ 2026-04-12 17:42:58
○MXmx1.wellcom.nl2009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
○MXmx2.wellcom.nl2009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
○MXspamfilter.taurusit.nl2016-03-30 → 2020-02-25 · 4 obs
● 2016-03-30 09:05:48
● 2020-02-25 18:17:18
○ 2026-04-12 17:42:58
●A178.251.24.1932026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 17:42:58
○A178.251.26.882015-06-01 → 2020-02-25 · 4 obs
● 2015-06-01 12:40:50
● 2020-02-25 18:17:18
○ 2026-04-12 17:42:58
○A77.222.64.352009-01-11 → 2009-01-11 · 3 obs
○ 2015-06-01 12:40:50
○ 2026-04-12 17:42:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns4.dns.nl, ns3.dns.nl, ns1.dns.nl | - |
| gro-tech.nl | ns1.dn-s.nl, ns4.dn-s.nl, ns3.dn-s.nl, ns2.dn-s.nl | - |
✅ Authoritative Response
Server:185.104.28.19
NS records: ns1.dn-s.nl, ns4.dn-s.nl, ns3.dn-s.nl, ns2.dn-s.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 806ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.251.24.193 |
| NS | 4 | ns1.dn-s.nl, ns3.dn-s.nl... |
| MX | 1 | grotech-nl0i.mail.protection.outlook.com |
| TXT | 3 | google-site-verification=_ddZ-XJBZkMKlkI, v=spf1 include:spf.weserve.nl include:sp... |
| SOA | 1 | ns1.dn-s.nl hostmaster.gro-tech.nl |
Analysis
Hierarchy
The parent of mail.gro-tech.nl is gro-tech.nl.
IP Addresses
gro-tech.nl points to an IP address: 178.251.24.193.
other host names include tensundern.nl, sauna4you.nl, ns17.mediakanjers.nl, probeg.nl and tutorial.nl; they share IP numbers with gro-tech.nl.
Name Servers
gro-tech.nl delegates to four name servers: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl.
gro-tech.nl at least partially shares name servers with other domains, for instance poleprom.com, faubourg-consultancy.nl, tigor.nl, eurosilo.eu and lcpackaging.ma.
These name servers are commonly used alongside ns2.dn-s.be, ns3.dn-s.eu and ns4.dn-s.org.
Host names with two IP numbers: ns1.dn-s.nl points to 2a06:2ec0:1::10 and 185.104.28.19; ns2.dn-s.nl points to 2a03:b0c0:3:d0::116:2001 and 46.101.179.64; ns3.dn-s.nl points to 2a03:b0c0:2:d0::57:1001 and 178.62.208.8; ns4.dn-s.nl points to 2a06:2ec0:1:a::d53 and 185.220.172.14.
Mail Servers
gro-tech.nl is handled by a single mail server, grotech-nl0i.mail.protection.outlook.com.
Hostname grotech-nl0i.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::2, 52.101.73.6, 52.101.73.12, 52.101.73.26 and 52.101.73.153.