btgroup.nl - robtex.com
btgroup.nl
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.digistate.eu ⚠️ Not in zone NS records | ||||||
| A | 2a01:4d60:3:1:3::1🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX | ||||||
| PTR | ns1.digistate.eu | ||||||
| A | 185.40.58.178🇳🇱 TRANS-IX-AS185.40.58.0/24 | ||||||
| PTR | ns1.digistate.eu | ||||||
| NS | ns2.digistate.nl ⚠️ Not in zone NS records | ||||||
| A | 2a01:4d60:1:87::5🇳🇱 TRANS-IX-AS2a01:4d60::/32 Trans-IX | ||||||
| PTR | ns2.digistate.nl | ||||||
| A | 193.27.87.5🇳🇱 TRANS-IX-AS193.27.87.0/24 DigiState | ||||||
| PTR | ns2.digistate.nl | ||||||
| NS | ns3.digistate.org ⚠️ Not in zone NS records | ||||||
| A | 2a02:2770::21a:4aff:fea5:6db1🇳🇱 TILAA2a02:2770::/32 Routed by Tilaa | ||||||
| A | 46.19.34.229🇳🇱 TILAA46.19.32.0/21 Routed by Tilaa | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-08-14 06:00:01 +0000 (EPOCH 1786687201) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-08-14 #12 | ||||||
Same first word
Similar names
DNS History
18 records (3 active, 15 former)
○NSns.smartserver.net2007-09-11 → 2015-06-17 · 4 obs
● 2007-09-11 02:22:48
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
●NSns1.digistate.eu2020-02-28 → 2026-08-14 · 3 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
○NSns1.nxs.nl2015-11-09 → 2017-03-16 · 5 obs
○ 2015-06-17 10:16:18
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
●NSns2.digistate.nl2020-02-28 → 2026-08-14 · 3 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
○NSns2.nxs.nl2015-11-09 → 2017-03-16 · 5 obs
○ 2015-06-17 10:16:18
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
○NSns2.smartserver.net2007-09-11 → 2015-06-17 · 4 obs
● 2007-09-11 02:22:48
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
●NSns3.digistate.org2020-02-28 → 2026-08-14 · 3 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
● 2020-02-28 16:58:56
● 2026-08-14 06:37:08
○NSns3.nxs.nl2015-11-09 → 2017-03-16 · 5 obs
○ 2015-06-17 10:16:18
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
○MXlb.mailscanner.nxs.nl2015-11-09 → 2017-03-16 · 5 obs
○ 2015-06-17 10:16:18
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
○MXmail.btgroup.nl2020-02-28 → 2020-02-28 · 4 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
○MXmail.smartserver.net2007-09-11 → 2015-06-17 · 4 obs
● 2007-09-11 02:22:48
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
○MXmail2.btgroup.nl2020-02-28 → 2020-02-28 · 4 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
○MXmx2.smartserver.net2007-09-11 → 2015-06-17 · 4 obs
● 2007-09-11 02:22:48
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
○A193.27.86.742020-02-28 → 2020-02-28 · 4 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
○A195.193.116.1212015-06-17 → 2015-06-17 · 4 obs
○ 2007-09-11 02:22:48
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
● 2015-06-17 10:16:18
○ 2015-11-09 23:59:20
○ 2026-08-14 06:37:08
○A195.193.116.2502007-09-11 → 2007-09-11 · 3 obs
● 2007-09-11 02:22:48
○ 2015-06-17 10:16:18
○ 2026-08-14 06:37:08
○ 2015-06-17 10:16:18
○ 2026-08-14 06:37:08
○A217.148.86.1732015-11-09 → 2017-03-16 · 5 obs
○ 2015-06-17 10:16:18
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
● 2015-11-09 23:59:20
● 2017-03-16 03:40:38
○ 2020-02-28 16:58:56
○ 2026-08-14 06:37:08
○A2a01:4d60:3:1:12::12020-02-28 → 2020-02-28 · 4 obs
○ 2017-03-16 03:40:38
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
● 2020-02-28 16:58:56
○ 2026-06-11 10:53:20
○ 2026-08-14 06:37:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| btgroup.nl | ns1.digistate.eu, ns2.digistate.nl, ns3.digistate.org | 2 records |
✅ Authoritative Response
Server:46.19.34.229
NS records: ns1.digistate.eu, ns2.digistate.nl, ns3.digistate.org
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
No DNSKEY for btgroup.nl
⏱️ Timing
Total: 538ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.digistate.nl, ns2.digistate.nl)
Analysis
Name Servers
btgroup.nl is served by three name servers: ns1.digistate.eu, ns2.digistate.nl and ns3.digistate.org.
At least some of btgroup.nl's name servers are shared with other domains, for example puchparts.nl, gbt.dev, nederlandse-energiemaatschappij.nl and two more.
The hostnames ns1.digistate.eu, ns2.digistate.nl and ns3.digistate.org each direct to two IP addresses — ns1.digistate.eu to 185.40.58.178 and 2a01:4d60:3:1:3::1, ns2.digistate.nl to 193.27.87.5 and 2a01:4d60:1:87::5, and ns3.digistate.org to 46.19.34.229 and 2a02:2770::21a:4aff:fea5:6db1.