openair.school - robtex.com
openair.school
school
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.school ⭐ | ||||||
| NS | v0n1.nic.school | ||||||
| NS | v0n2.nic.school | ||||||
| NS | v0n3.nic.school | ||||||
| NS | v2n0.nic.school | ||||||
| NS | v2n1.nic.school | ||||||
| SOA | v0n0.nic.schoolhostmaster@donuts.email serial=1778368007 | ||||||
Same first word
Similar names
DNS History
12 records (12 active, 0 former)
●NSns.masterhost.ru2026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●NSns1.masterhost.ru2026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●NSns2.masterhost.ru2026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●MXmx1.masterhost.ru2026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A2a00:15f8:a000:5:1:11:7:23312026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A2a00:15f8:a000:5:1:12:7:23312026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A2a00:15f8:a000:5:1:13:7:23312026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A2a00:15f8:a000:5:1:14:7:23312026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A90.156.201.142026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A90.156.201.282026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A90.156.201.762026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
●A90.156.201.832026-04-15 → 2026-05-09 · 2 obs
● 2026-05-09 23:19:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v0n2.nic.school, v0n3.nic.school, v2n0.nic.school, v2n1.nic.school... | 12 records |
| openair.school | ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru | - |
✅ Authoritative Response
Server:90.156.136.116
NS records: ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openair.school (unsigned zone)
⏱️ Timing
Total: 1044ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 90.156.201.83, 90.156.201.28... |
| AAAA | 4 | 2a00:15f8:a000:5:1:14:7:2331, 2a00:15f8:a000:5:1:12:7:2331... |
| NS | 3 | ns2.masterhost.ru, ns.masterhost.ru... |
| MX | 1 | mx1.masterhost.ru (pri: 10) |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)
Analysis
IP Addresses
Eight IP numbers are targeted by openair.school: 2a00:15f8:a000:5:1:11:7:2331, 2a00:15f8:a000:5:1:12:7:2331, 2a00:15f8:a000:5:1:13:7:2331, 2a00:15f8:a000:5:1:14:7:2331, 90.156.201.14, 90.156.201.28, 90.156.201.76 and 90.156.201.83.
other host names including c7225.eb24.ru, arenda-beton.ru, creditbestservice.ru, xn--80akaa3aiicbhlhn4gj9g.xn--p1ai and www.premvf.ru share IP numbers with openair.school.
Name Servers
openair.school is delegated to three name servers ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.
openair.school at least partially shares name servers with other domains, for instance dachi-domiki.ru, ener-solutions.ru, cis2000.ru, bizness-ocenka.ru and xn----8sbicc6a2adat.xn--p1ai.
Host names with two IP numbers:
ns1.masterhost.ru points to: 2a00:15f8:a000:11:1:1:1:53 and 90.156.137.50.
ns2.masterhost.ru points to: 2a00:15f8:a000:12:1:1:2:53 and 90.156.133.161.
ns.masterhost.ru points to: 2a00:15f8:a000:10:1:1:0:53 and 90.156.136.116.
Mail Servers
openair.school is handled by a single mail server, mx1.masterhost.ru.
openair.school shares the same mail server setup as other domains, for instance xn----ctbhcqy3b3a2c.xn--p1ai, ukhta-inform.ru, karskanov.ru, sb1.ru and digital-printing.ru.
openair.school shares some mail servers with other domains, at least partially, for example mon-paris.ru and oreldorteh.ru.
mx1.masterhost.ru resolves to IP 90.156.132.120.