qb.school - robtex.com
qb.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=1775971432 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.markmonitor.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 06:02:46
●NSns2.markmonitor.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 06:02:46
●NSns3.markmonitor.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 06:02:46
●NSns4.markmonitor.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 06:02:46
●A99.83.176.462026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 06:02:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school... | 12 records |
| qb.school | ns3.markmonitor.com, ns1.markmonitor.com, ns2.markmonitor.com, ns4.markmonitor.com | - |
✅ Authoritative Response
Server:149.112.161.1
NS records: ns3.markmonitor.com, ns1.markmonitor.com, ns2.markmonitor.com, ns4.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qb.school (unsigned zone)
⏱️ Timing
Total: 449ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 99.83.176.46 |
| NS | 4 | ns1.markmonitor.com, ns2.markmonitor.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)
Analysis
IP Addresses
qb.school resolves to one IP number: 99.83.176.46.
Other host names, for instance libtayohcp.net, boeingblog.com, statefarminvestments.biz, allumafi.com and villacasacervo.com share IP numbers with qb.school.
Name Servers
qb.school delegates to four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.
qb.school at least partially shares name servers with other domains, including centre-bell.net, ebcanada.com, scholl.se, vwcv.co.uk and mpaweb.org.
These name servers are commonly used with ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IP numbers: ns1.markmonitor.com points to 2620:10a:80a8::1 and 149.112.160.1; ns2.markmonitor.com points to 2001:67c:10b8::1 and 176.97.158.1; ns3.markmonitor.com points to 2620:10a:80a9::1 and 149.112.161.1; ns4.markmonitor.com points to 2001:67c:1bc::1 and 192.174.68.1.