linux-sysadmin.guru - dns.ninja
linux-sysadmin.guru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 57.131.33.102🇫🇷 OVH57.131.0.0/17 | ||||||
| PTR | web.formatnet.it | ||||||
| NS | ns1.register.it ⭐ | ||||||
| A | 2a01:8100:2911::2:184:2🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.2🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-2.dedicatedservers.it | ||||||
| NS | ns2.register.it | ||||||
| A | 2a00:13b0:2::227:1🇬🇧 ISIONUK2a00:13b0::/32 Namesco Limited | ||||||
| A | 195.7.227.1🇬🇧 ISIONUK195.7.224.0/19 ISION-UK | ||||||
| PTR | ns2.register.it | ||||||
| SOA | ns1.register.ithostmaster@register.it 2026-02-05 #2 | ||||||
guru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.guru ⭐ | ||||||
| NS | v0n1.nic.guru | ||||||
| NS | v0n2.nic.guru | ||||||
| NS | v0n3.nic.guru | ||||||
| NS | v2n0.nic.guru | ||||||
| NS | v2n1.nic.guru | ||||||
| SOA | v0n0.nic.guruhostmaster@donuts.email serial=1786506990 | ||||||
Same first word
linux-sysadmin.ru |
linux-sysadmin.eu |
linux-sysadmin.com |
linux-sysadmin.guru |
Similar names
DNS History
5 records (3 active, 2 former)
●NSns1.register.it2016-12-11 → 2026-08-12 · 2 obs
● 2026-08-12 04:11:04
●NSns2.register.it2016-12-11 → 2026-08-12 · 2 obs
● 2026-08-12 04:11:04
○MXemail.linux-sysadmin.guru2016-12-11 → 2026-02-17 · 4 obs
● 2026-02-17 00:00:46
○ 2026-02-17 16:41:34
○ 2026-08-12 04:11:04
●A57.131.33.1022026-02-17 → 2026-08-12 · 3 obs
● 2026-02-17 00:00:46
● 2026-08-12 04:11:04
○A94.23.68.2132016-12-11 → 2017-08-07 · 4 obs
● 2017-08-07 09:31:08
○ 2026-02-17 00:00:46
○ 2026-08-12 04:11:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| guru | v0n1.nic.guru, v0n0.nic.guru, v0n3.nic.guru, v2n0.nic.guru... | 12 records |
| linux-sysadmin.guru | ns2.register.it, ns1.register.it | - |
✅ Authoritative Response
Server:195.7.227.1
NS records: ns2.register.it, ns1.register.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linux-sysadmin.guru (unsigned zone)
⏱️ Timing
Total: 862ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 57.131.33.102 |
| NS | 2 | ns1.register.it, ns2.register.it |
| SOA | 1 | ns1.register.it hostmaster.register.it |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.guru, v0n1.nic.guru, v0n2.nic.guru...)
Analysis
IP Addresses
linux-sysadmin.guru resolves to just one IP address, 57.131.33.102.
Two other host names, along with www.iz1err.net, ettc.it and iz1err.net, also share IP numbers with linux-sysadmin.guru.
Name Servers
linux-sysadmin.guru is served by two delegated name servers, ns1.register.it and ns2.register.it.
linux-sysadmin.guru shares its NS records with other domains, for example bb-spa.net, agrimola.com, knipledamen.dk and two others.
Each of the two host names carries two IP addresses: ns1.register.it points to 81.88.61.2 and 2a01:8100:2911::2:184:2, and ns2.register.it points to 195.7.227.1 and 2a00:13b0:2::227:1.