jis.school - robtex.com
jis.school
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.162.52.185🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies | ||||||
| PTR | vsrv110.armadaservers.com | ||||||
| NS | ns1.vsrv110.armadaservers.com ⭐ | ||||||
| A | 139.162.52.185🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies | ||||||
| PTR | vsrv110.armadaservers.com | ||||||
| NS | ns2.vsrv110.armadaservers.com | ||||||
| A | 139.162.52.185🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies | ||||||
| PTR | vsrv110.armadaservers.com | ||||||
| MX | jis.school ⭐ | ||||||
| A | 139.162.52.185🇸🇬 AKAMAI-LINODE-AP139.162.32.0/19 Akamai Technologies | ||||||
| PTR | vsrv110.armadaservers.com | ||||||
| TXT | v=spf1 +a +mx +ip4:172.104.177.198 +ip4:139.162.52.185 ~all | ||||||
| SOA | ns1.vsrv110.armadaservers.comroot@vsrv110.armadaservers.com 2026-03-11 #1 | ||||||
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=1774724843 | ||||||
MX for
jis.school |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.vsrv110.armadaservers.com2026-03-18 → 2026-03-28 · 2 obs
● 2026-03-28 19:39:12
●NSns2.vsrv110.armadaservers.com2026-03-18 → 2026-03-28 · 2 obs
● 2026-03-28 19:39:12
●MXjis.school2026-03-18 → 2026-03-28 · 2 obs
● 2026-03-28 19:39:12
●A139.162.52.1852026-03-18 → 2026-03-28 · 2 obs
● 2026-03-28 19:39:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school... | 12 records |
| jis.school | ns1.vsrv110.armadaservers.com, ns2.vsrv110.armadaservers.com | - |
✅ Authoritative Response
Server:139.162.52.185
NS records: ns1.vsrv110.armadaservers.com, ns2.vsrv110.armadaservers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jis.school (unsigned zone)
⏱️ Timing
Total: 719ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.162.52.185 |
| NS | 2 | ns1.vsrv110.armadaservers.com, ns2.vsrv110.armadaservers.com |
| MX | 1 | jis.school (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:172.104.177.198 +ip4: |
| SOA | 1 | ns1.vsrv110.armadaservers.com root.vsrv1 |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)
Analysis
Mail Server Role
The mail server for jis.school is jis.school.
IP Addresses
jis.school points to a single IP address: 139.162.52.185.
Other host names such as vsrv110.armadaservers.com, voguesultana.com, ssaac.edu.bd, biitmsc.edu.bd and pmis.dgnm.gov.bd share IPs with jis.school.
Name Servers
Two name servers ns1.vsrv110.armadaservers.com and ns2.vsrv110.armadaservers.com handle the delegation for jis.school.
jis.school shares the same name server setup as other domains, for example voguesultana.com, ssaac.edu.bd, biitmsc.edu.bd, freeland.com.bd and amsacademybd.com.
Host names with a single IP:
ns1.vsrv110.armadaservers.com points to 139.162.52.185.
ns2.vsrv110.armadaservers.com points to 139.162.52.185.
Host names pointing to 139.162.52.185: ns1.vsrv110.armadaservers.com and ns2.vsrv110.armadaservers.com.
Mail Servers
One mail server handles jis.school; that server is jis.school.
jis.school points to a single IP number: 139.162.52.185.