duerr.systems - dns.ninja
duerr.systems
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.31.143.1🇩🇪 UDAG89.31.143.0/24 | ||||||
| PTR | www.udag.de | ||||||
| NS | ns.udag.de ⭐ | ||||||
| A | 2001:8d8:fe:53:217:160:80:253🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns.udag.de | ||||||
| A | 217.160.80.253🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns.udag.de | ||||||
| NS | ns.udag.net | ||||||
| A | 2607:f1c0:fe:53:185:132:33:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns.udag.net | ||||||
| A | 185.132.33.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns.udag.net | ||||||
| NS | ns.udag.org | ||||||
| A | 2607:f1c0:fe:53:185:132:34:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns.udag.org | ||||||
| A | 185.132.34.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns.udag.org | ||||||
| MX | mx00.udag.de ⭐ | ||||||
| A | 62.146.106.39🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH | ||||||
| PTR | mx00.udag.de | ||||||
| MX | mx01.udag.de(20) | ||||||
| A | 62.146.106.40🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH | ||||||
| PTR | mx01.udag.de | ||||||
| TXT | v=spf1 include:_smtp.udag.de ~all | ||||||
| SOA | ns.udag.dehostmaster@united-domains.de 2023-06-22 #2 | ||||||
systems
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.systems ⭐ | ||||||
| NS | v0n1.nic.systems | ||||||
| NS | v0n2.nic.systems | ||||||
| NS | v0n3.nic.systems | ||||||
| NS | v2n0.nic.systems | ||||||
| NS | v2n1.nic.systems | ||||||
| SOA | v0n0.nic.systemshostmaster@donuts.email serial=1783287117 | ||||||
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●A89.31.143.12026-02-20 → 2026-07-05 · 3 obs
● 2026-02-20 21:57:42
● 2026-07-05 21:47:00
○A89.31.143.162016-12-10 → 2017-08-23 · 4 obs
● 2017-08-23 01:37:50
○ 2026-02-20 21:57:42
○ 2026-07-05 21:47:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| systems | v2n0.nic.systems, v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems... | 12 records |
| duerr.systems | ns.udag.net, ns.udag.org, ns.udag.de | - |
✅ Authoritative Response
Server:185.132.33.253
NS records: ns.udag.net, ns.udag.org, ns.udag.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duerr.systems (unsigned zone)
⏱️ Timing
Total: 2857ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.31.143.1 |
| NS | 3 | ns.udag.de, ns.udag.net... |
| MX | 2 | mx00.udag.de (pri: 10), mx01.udag.de (pri: 20) |
| TXT | 1 | v=spf1 include:_smtp.udag.de ~all |
| SOA | 1 | ns.udag.de hostmaster.united-domains.de |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.systems, v2n0.nic.systems, v0n3.nic.systems...)
Analysis
IP Addresses
duerr.systems resolves to just one IP address, 89.31.143.1.
Two other host names, along with metax.bio, maikm.org and azon.gallery, also share IP numbers with duerr.systems.
Name Servers
duerr.systems is served by three name servers: ns.udag.de, ns.udag.net and ns.udag.org.
duerr.systems partially shares its NS delegation with several other domains, including mondral.eu, krosien.com, t6schlafdach.com and two others.
The hostnames ns.udag.de, ns.udag.net and ns.udag.org each direct to two IP addresses — ns.udag.de to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253, ns.udag.net to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253, and ns.udag.org to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.
Mail Servers
duerr.systems is served by two mail servers, mx00.udag.de and mx01.udag.de.
Among the domains sharing a mail server setup with duerr.systems are miltainer.eu, immonest.de, lumitronix.lighting and two others.
mx00.udag.de resolves to 62.146.106.39. mx01.udag.de resolves to 62.146.106.40. Both host names point to a single IP number.