developer.amsterdam - dns.ninja
developer.amsterdam
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl2.sedo.com | ||||||
| A | 91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | sl1.sedo.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
amsterdam
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.amsterdam ⭐ | ||||||
| NS | ns3.dns.amsterdam | ||||||
| NS | ns4.dns.amsterdam | ||||||
| TXT | amsterdam zone update: 2026-07-04 18:02:02 +0000 (EPOCH 1783188122) | ||||||
| SOA | ns1.dns.amsterdamdns@sidn.nl 2026-07-04 #36 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSns1.undeveloped.com2016-12-13 → 2018-06-15 · 4 obs
● 2018-06-15 16:38:28
○ 2026-03-02 22:06:30
○ 2026-07-04 18:21:04
○NSns2.undeveloped.com2016-12-13 → 2018-06-15 · 4 obs
● 2018-06-15 16:38:28
○ 2026-03-02 22:06:30
○ 2026-07-04 18:21:04
●NSsl1.sedo.com2026-03-02 → 2026-07-04 · 3 obs
● 2026-03-02 22:06:30
● 2026-07-04 18:21:04
●NSsl2.sedo.com2026-03-02 → 2026-07-04 · 3 obs
● 2026-03-02 22:06:30
● 2026-07-04 18:21:04
●MXlocalhost2026-03-02 → 2026-07-04 · 18 obs
● 2026-03-02 22:06:30
● 2026-03-21 02:11:16
○ 2026-04-02 20:14:00
● 2026-04-09 22:26:00
● 2026-04-27 19:33:16
○ 2026-04-28 08:26:48
○ 2026-04-28 12:22:42
● 2026-04-30 17:29:12
● 2026-05-11 23:20:50
○ 2026-05-12 20:11:20
● 2026-05-13 14:27:02
● 2026-06-01 12:07:46
○ 2026-06-02 19:30:42
● 2026-06-03 11:59:12
○ 2026-06-24 05:31:28
● 2026-07-04 18:21:02
● 2026-07-04 18:21:04
○MXmx.developer.amsterdam2016-12-13 → 2018-06-15 · 4 obs
● 2018-06-15 16:38:28
○ 2026-03-02 22:06:30
○ 2026-07-04 18:21:04
○A52.58.78.162016-12-13 → 2018-06-15 · 4 obs
● 2018-06-15 16:38:28
○ 2026-03-02 22:06:30
○ 2026-07-04 18:21:04
●A91.195.241.2322026-03-02 → 2026-07-04 · 8 obs
● 2026-03-02 22:06:30
● 2026-03-21 02:11:16
○ 2026-04-02 20:14:00
● 2026-04-09 22:26:00
○ 2026-06-24 05:31:28
● 2026-07-04 18:21:02
● 2026-07-04 18:21:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| amsterdam | ns1.dns.amsterdam, ns4.dns.amsterdam, ns3.dns.amsterdam | 6 records |
| developer.amsterdam | sl1.sedo.com, sl2.sedo.com | - |
✅ Authoritative Response
Server:91.195.241.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for developer.amsterdam (unsigned zone)
⏱️ Timing
Total: 406ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl2.sedo.com, sl1.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (ns1.dns.amsterdam, ns3.dns.amsterdam, ns4.dns.amsterdam...)
Analysis
IP Addresses
developer.amsterdam resolves to one IP address: 91.195.241.232.
capillus.eu, p65.co.uk, rit.nl and two other host names share IP numbers with developer.amsterdam.
Name Servers
DNS delegation for developer.amsterdam points to two name servers: sl1.sedo.com and sl2.sedo.com.
developer.amsterdam uses the same name servers as several other domains — among them tvarena.de, as-services.de, www.aver.at and two more.
sl1.sedo.com resolves to 91.195.240.173. sl2.sedo.com resolves to 91.195.241.173. Both host names point to a single IP number.
Mail Servers
Mail for developer.amsterdam is handled by a single mail server, localhost.
developer.amsterdam uses an identical mail server configuration to several other domains — among them epfs.de, airlan.eu, ppb.at and two more.