school-world.com - robtex.com
school-world.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1781482620 | ||||||
Subdomains
mail.school-world.com |
Same first word
school-world.com |
DNS History
12 records (6 active, 6 former)
○NSns1.p16.dynect.net2015-08-11 → 2017-03-26 · 4 obs
● 2017-03-26 11:39:24
○ 2026-03-24 14:23:34
○ 2026-06-15 00:41:26
●NSns1.p201.dns.oraclecloud.net2026-03-24 → 2026-06-15 · 3 obs
● 2026-03-24 14:23:34
● 2026-06-15 00:41:26
○NSns2.p16.dynect.net2015-08-11 → 2017-03-26 · 4 obs
● 2017-03-26 11:39:24
○ 2026-03-24 14:23:34
○ 2026-06-15 00:41:26
●NSns2.p201.dns.oraclecloud.net2026-03-24 → 2026-06-15 · 3 obs
● 2026-03-24 14:23:34
● 2026-06-15 00:41:26
○NSns3.p16.dynect.net2015-08-11 → 2017-03-26 · 4 obs
● 2017-03-26 11:39:24
○ 2026-03-24 14:23:34
○ 2026-06-15 00:41:26
●NSns3.p201.dns.oraclecloud.net2026-03-24 → 2026-06-15 · 3 obs
● 2026-03-24 14:23:34
● 2026-06-15 00:41:26
○NSns4.p16.dynect.net2015-08-11 → 2017-03-26 · 4 obs
● 2017-03-26 11:39:24
○ 2026-03-24 14:23:34
○ 2026-06-15 00:41:26
●NSns4.p201.dns.oraclecloud.net2026-03-24 → 2026-06-15 · 3 obs
● 2026-03-24 14:23:34
● 2026-06-15 00:41:26
●MXmail.school-world.com2015-08-11 → 2026-06-15 · 5 obs
● 2026-05-15 19:30:42
○ 2026-06-07 03:16:04
● 2026-06-07 03:48:08
● 2026-06-15 00:41:26
○A216.152.129.182015-08-11 → 2015-12-10 · 4 obs
● 2015-12-10 21:12:32
○ 2016-03-17 23:29:08
○ 2026-06-15 00:41:26
○A216.152.129.232016-03-17 → 2017-03-26 · 5 obs
● 2016-03-17 23:29:08
● 2017-03-26 11:39:24
○ 2026-03-24 14:23:34
○ 2026-06-15 00:41:26
●A64.239.18.1332026-03-24 → 2026-06-15 · 6 obs
● 2026-03-24 14:23:34
● 2026-05-15 19:30:42
○ 2026-06-07 03:16:04
● 2026-06-07 03:48:08
● 2026-06-15 00:41:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net... | - |
| school-world.com | ns1.p201.dns.oraclecloud.net, ns2.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net, ns4.p201.dns.oraclecloud.net | - |
✅ Authoritative Response
Server:108.59.172.201
NS records: ns1.p201.dns.oraclecloud.net, ns2.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net, ns4.p201.dns.oraclecloud.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for school-world.com (unsigned zone)
⏱️ Timing
Total: 693ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.239.18.133 |
| NS | 4 | ns1.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net... |
| MX | 1 | mail.school-world.com (pri: 5) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.p201.dns.oraclecloud.net hostmaster. |
Analysis
Hierarchy
The domain mail.school-world.com falls under the parent school-world.com.
IP Addresses
school-world.com directs to one IP number, which is 64.239.18.133.
Among the host names that share IP numbers with school-world.com are mail.homeland-servers.com, cta.com.gt, server12.homeland-servers.com and two others.
Name Servers
The domain school-world.com is delegated to these four name servers: ns1.p201.dns.oraclecloud.net, ns2.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net and ns4.p201.dns.oraclecloud.net.
At least some of school-world.com's name servers are shared with other domains, for example pfizermedicalinformation.com.tw, bm23pv.com, tc(0x736578)press.com and two more.
These name servers tend to co-occur with dns2.p07.nsone.net, dns4.p07.nsone.net, a1-160.akam.net and 3 other name servers in the same DNS delegations.
Four hostnames, each resolving to a pair of IP addresses: ns1.p201.dns.oraclecloud.net directs to 108.59.166.201 and 2600:2000:2100::c9; ns2.p201.dns.oraclecloud.net directs to 108.59.168.201 and 2600:2000:2110::c9; ns3.p201.dns.oraclecloud.net directs to 108.59.170.201 and 2600:2000:2120::c9; ns4.p201.dns.oraclecloud.net directs to 108.59.172.201 and 2600:2000:2130::c9.
Mail Servers
school-world.com routes its mail through a single mail server, mail.school-world.com.
mail.school-world.com points to one IP number — 64.239.18.133.