amsterdam - robtex.com
amsterdam
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.amsterdam ⭐ | ||||||
| A | 2001:678:2c:0:194:0:28:4🇳🇱 SIDN-ANYCAST2001:678:2c::/48 1 | ||||||
| PTR | ns1.dns.amsterdam | ||||||
| A | 194.0.28.4🇳🇱 SIDN-ANYCAST194.0.28.0/24 1 | ||||||
| PTR | ns1.dns.amsterdam | ||||||
| NS | ns3.dns.amsterdam | ||||||
| A | 2001:678:20::26🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:678:20::/48 NICat-anycast-net | ||||||
| PTR | ns3.dns.amsterdam | ||||||
| A | 194.0.25.26🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD194.0.25.0/24 NICat-anycast-net | ||||||
| PTR | ns3.dns.amsterdam | ||||||
| NS | ns4.dns.amsterdam | ||||||
| A | 2620:10a:80ac::202🇨🇦 cira52620:10a:80ac::/48 | ||||||
| PTR | ns4.dns.amsterdam | ||||||
| A | 185.159.199.202🇨🇦 cira5185.159.199.0/24 CIRA5 | ||||||
| PTR | ns4.dns.amsterdam | ||||||
| TXT | amsterdam zone update: 2026-10-16 23:02:01 +0000 (EPOCH 1792191721) | ||||||
| SOA | ns1.dns.amsterdamdns@sidn.nl 2026-10-16 #46 | ||||||
(root)
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.root-servers.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | c.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | d.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | e.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | f.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | g.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | h.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | i.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | j.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | k.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | l.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | m.root-servers.net ⚠️ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-10-16 #2 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
●NSns1.dns.amsterdam2026-02-14 → 2026-10-16 · 3 obs
● 2026-02-14 16:47:48
● 2026-10-16 23:48:34
○NSns1.nic.amsterdam2015-08-04 → 2021-07-27 · 4 obs
● 2021-07-27 13:20:18
○ 2026-02-14 16:47:48
○ 2026-10-16 23:48:34
○NSns2.nic.amsterdam2015-08-04 → 2021-07-27 · 4 obs
● 2021-07-27 13:20:18
○ 2026-02-14 16:47:48
○ 2026-10-16 23:48:34
●NSns3.dns.amsterdam2026-02-14 → 2026-10-16 · 3 obs
● 2026-02-14 16:47:48
● 2026-10-16 23:48:34
○NSns3.nic.amsterdam2015-08-04 → 2021-07-27 · 4 obs
● 2021-07-27 13:20:18
○ 2026-02-14 16:47:48
○ 2026-10-16 23:48:34
●NSns4.dns.amsterdam2026-02-14 → 2026-10-16 · 3 obs
● 2026-02-14 16:47:48
● 2026-10-16 23:48:34
○NSns4.nic.amsterdam2015-08-04 → 2018-01-10 · 4 obs
● 2018-01-10 12:14:12
○ 2018-04-13 02:31:24
○ 2026-10-16 23:48:34
○NSns5.nic.amsterdam2015-08-04 → 2018-04-17 · 4 obs
● 2018-04-17 09:53:40
○ 2019-06-11 11:57:54
○ 2026-10-16 23:48:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| amsterdam | ns1.dns.amsterdam, ns4.dns.amsterdam, ns3.dns.amsterdam | 6 records |
✅ Authoritative Response
Server:194.0.28.4
NS records: ns1.dns.amsterdam, ns4.dns.amsterdam, ns3.dns.amsterdam
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1867ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.dns.amsterdam, ns3.dns.amsterdam... |
| TXT | 1 | amsterdam zone update: 2026-10-16 23:32: |
| SOA | 1 | ns1.dns.amsterdam dns.sidn.nl |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (ns1.dns.amsterdam, ns3.dns.amsterdam, ns4.dns.amsterdam...)
Analysis
Hierarchy
amsterdam serves as parent to at least morecolor.amsterdam, schepen.amsterdam, stoffeerderij.amsterdam, piano.amsterdam and webwinkel.amsterdam — along with tens of thousands of other host names.
Name Servers
Three name servers are authoritative for amsterdam: ns1.dns.amsterdam, ns3.dns.amsterdam and ns4.dns.amsterdam.
ns1.dns.amsterdam resolves to 194.0.28.4 and 2001:678:2c:0:194:0:28:4. ns3.dns.amsterdam resolves to 194.0.25.26 and 2001:678:20::26. ns4.dns.amsterdam resolves to 185.159.199.202 and 2620:10a:80ac::202. All three hostnames point to two IP numbers each.