cguru.org - robtex.com
cguru.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.245.200.15🇩🇪 Hetzner188.245.0.0/16 HETZNER-DC | ||||||
| PTR | static.15.200.245.188.clients.your-server.de | ||||||
| NS | dns1.registrar-servers.com ⭐ | ||||||
| A | 2610:a1:1024::200🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| A | 156.154.132.200🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| NS | dns2.registrar-servers.com | ||||||
| A | 2610:a1:1025::200🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| A | 156.154.133.200🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| MX | mail.cguru.org ⭐ | ||||||
| A | 188.245.200.15🇩🇪 Hetzner188.245.0.0/16 HETZNER-DC | ||||||
| PTR | static.15.200.245.188.clients.your-server.de | ||||||
| TXT | v=spf1 ip4:188.245.200.15 include:_spf.google.com -all | ||||||
| SOA | dns1.registrar-servers.comhostmaster@registrar-servers.com serial=1732909207 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774391138 | ||||||
Previously NS for
Subdomains
mail.cguru.org |
Same first word
Similar names
DNS History
15 records (4 active, 11 former)
○NScguru.org2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
●NSdns1.registrar-servers.com2026-03-04 → 2026-03-24 · 3 obs
● 2026-03-04 04:59:30
● 2026-03-24 22:53:48
●NSdns2.registrar-servers.com2026-03-04 → 2026-03-24 · 3 obs
● 2026-03-04 04:59:30
● 2026-03-24 22:53:48
○NSns.cafe24.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
○NSns0.cafe24.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
○NSns1.cafe24.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
○NSns2.cafe24.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
○NSp1.asadal.net2020-01-20 → 2020-01-20 · 4 obs
● 2020-01-20 12:03:28
○ 2026-03-04 04:59:30
○ 2026-03-24 22:53:48
○NSp2.asadal.net2020-01-20 → 2020-01-20 · 4 obs
● 2020-01-20 12:03:28
○ 2026-03-04 04:59:30
○ 2026-03-24 22:53:48
○MXaspmx1.naver.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
○MXaspmx2.naver.com2015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
●MXmail.cguru.org2020-01-20 → 2026-03-24 · 3 obs
● 2020-01-20 12:03:28
● 2026-03-24 22:53:48
○A110.45.146.302020-01-20 → 2020-01-20 · 4 obs
● 2020-01-20 12:03:28
○ 2026-03-04 04:59:30
○ 2026-03-24 22:53:48
●A188.245.200.152026-03-04 → 2026-03-24 · 3 obs
● 2026-03-04 04:59:30
● 2026-03-24 22:53:48
○A211.110.130.1262015-05-10 → 2016-12-02 · 4 obs
● 2016-12-02 01:12:54
○ 2020-01-20 12:03:28
○ 2026-03-24 22:53:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| cguru.org | dns2.registrar-servers.com, dns1.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns2.registrar-servers.com, dns1.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cguru.org (unsigned zone)
⏱️ Timing
Total: 712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.245.200.15 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 1 | mail.cguru.org (pri: 10) |
| TXT | 1 | v=spf1 ip4:188.245.200.15 include:_spf.g |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
Hierarchy
The parent of mail.cguru.org is cguru.org.
IP Addresses
cguru.org points to a single IP number: 188.245.200.15.
Other host names, for instance static.15.200.245.188.clients.your-server.de and mail.cguru.org, share IP numbers with cguru.org.
Name Servers
cguru.org is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
cguru.org uses the same name server setup as other domains, for instance mshwarfood.com, cnmedia.ca, knownsense.me, laf.la and livescori.com.
cguru.org shares name servers with other domains at least partially, for instance hogseats.com, gen2host.org, rebelidealists.com, funshinetech.com and pauls.place.
these name servers are often used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers:
The host dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.
The host dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.
Mail Servers
The mail server for cguru.org is mail.cguru.org.
Host name mail.cguru.org resolves to IP 188.245.200.15.