onlinetutor.ir - robtex.com
onlinetutor.ir
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.56.132.100🇮🇷 MobinhostInfrastructure5.56.132.0/24 | ||||||
| PTR | server26.dn-server.com | ||||||
| NS | ns54.netafrooz.com ⭐ | ||||||
| A | 157.90.10.38🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | static.38.10.90.157.clients.your-server.de | ||||||
| NS | ns55.netafrooz.com | ||||||
| A | 5.56.132.100🇮🇷 MobinhostInfrastructure5.56.132.0/24 | ||||||
| PTR | server26.dn-server.com | ||||||
| MX | onlinetutor.ir ⭐ | ||||||
| A | 5.56.132.100🇮🇷 MobinhostInfrastructure5.56.132.0/24 | ||||||
| PTR | server26.dn-server.com | ||||||
| TXT | v=spf1 +a +mx +ip4:87.236.209.236 ~all | ||||||
| SOA | ns54.netafrooz.comnavid@mardaniyan.gmail.com 2026-06-25 #0 | ||||||
ir
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ir ⭐ | ||||||
| NS | b.nic.ir | ||||||
| NS | c.nic.ir | ||||||
| NS | d.nic.ir | ||||||
| SOA | a.nic.irinfo@nic.ir serial=2607262130 | ||||||
MX for
onlinetutor.ir |
Same first word
onlinetutor.pro |
onlinetutor.de |
onlinetutor.me |
onlinetutor.ir |
onlinetutor.com.au |
onlinetutor.ru |
onlinetutor.xyz |
onlinetutor.be |
Similar names
tutoronline.de |
tutoronline.ca |
rentolution.com |
entrolution.com |
tutoronline.org |
tutoronline.ru |
tutoronline.su |
troutonline.com |
tutoronline.hk |
entrolution.net |
tutoronline.eu |
DNS History
8 records (4 active, 4 former)
○NSns147.mihanwebhost.com2015-05-06 → 2015-05-06 · 3 obs
○ 2015-12-15 16:57:14
○ 2026-07-26 19:06:46
○NSns148.mihanwebhost.com2015-05-06 → 2015-05-06 · 3 obs
○ 2015-12-15 16:57:14
○ 2026-07-26 19:06:46
●NSns54.netafrooz.com2026-06-14 → 2026-07-26 · 3 obs
● 2026-06-14 18:21:20
● 2026-07-26 19:06:46
●NSns55.netafrooz.com2026-06-14 → 2026-07-26 · 3 obs
● 2026-06-14 18:21:20
● 2026-07-26 19:06:46
○MXmail.onlinetutor.ir2015-05-06 → 2015-05-06 · 3 obs
○ 2015-12-15 16:57:14
○ 2026-07-26 19:06:46
●MXonlinetutor.ir2026-06-14 → 2026-07-26 · 3 obs
● 2026-06-14 18:21:20
● 2026-07-26 19:06:46
○A37.130.202.342015-05-06 → 2015-05-06 · 3 obs
○ 2015-12-15 16:57:14
○ 2026-07-26 19:06:46
●A5.56.132.1002026-06-14 → 2026-07-26 · 3 obs
● 2026-06-14 18:21:20
● 2026-07-26 19:06:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | a.nic.ir, b.nic.ir, c.nic.ir, d.nic.ir | 8 records |
| onlinetutor.ir | ns55.netafrooz.com, ns54.netafrooz.com | - |
✅ Authoritative Response
Server:5.56.132.100
NS records: ns55.netafrooz.com, ns54.netafrooz.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ir: Error: DNS query timeout: 193.189.123.2 for DNSKEY ir
⏱️ Timing
Total: 3620ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.56.132.100 |
| NS | 2 | ns54.netafrooz.com, ns55.netafrooz.com |
| MX | 1 | onlinetutor.ir (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:87.236.209.236 ~all |
| SOA | 1 | ns54.netafrooz.com navid.mardaniyan.gmai |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.ir, b.nic.ir, c.nic.ir...)
Analysis
Mail Server Role
onlinetutor.ir is listed as a mail server for itself.
IP Addresses
onlinetutor.ir resolves to one IP address: 5.56.132.100.
hoordad.net, partis.ir, kk1.ir and two other host names share IP numbers with onlinetutor.ir.
Name Servers
DNS delegation for onlinetutor.ir points to two name servers: ns54.netafrooz.com and ns55.netafrooz.com.
onlinetutor.ir uses the same name servers as several other domains — among them gmco.ir, behtarino.ir, tbz.ir and two more.
The name servers of onlinetutor.ir overlap at least partially with those of other domains — among them dbcart.ir, parandsite.ir, iehost.ir and two more.
Both ns54.netafrooz.com and ns55.netafrooz.com have a single IP address each — ns54.netafrooz.com resolves to 157.90.10.38 while ns55.netafrooz.com resolves to 5.56.132.100.
Mail Servers
Mail for onlinetutor.ir is handled by one mail server — onlinetutor.ir.
onlinetutor.ir has exactly one IP number: 5.56.132.100.