cmaster.org - dns.ninja
cmaster.org
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=1786366366 | ||||||
PTR for
Subdomains
www.cmaster.org |
Same first word
Similar names
DNS History
13 records (9 active, 4 former)
●NSkehlani.ns.cloudflare.com2026-03-12 → 2026-08-10 · 3 obs
● 2026-03-12 06:40:52
● 2026-08-10 13:22:58
○NSns-cloud-e1.googledomains.com2015-08-15 → 2017-05-24 · 4 obs
● 2017-05-24 07:26:56
○ 2026-03-12 06:40:52
○ 2026-08-10 13:22:58
○NSns-cloud-e2.googledomains.com2015-08-15 → 2017-05-24 · 4 obs
● 2017-05-24 07:26:56
○ 2026-03-12 06:40:52
○ 2026-08-10 13:22:58
○NSns-cloud-e3.googledomains.com2015-08-15 → 2017-05-24 · 4 obs
● 2017-05-24 07:26:56
○ 2026-03-12 06:40:52
○ 2026-08-10 13:22:58
○NSns-cloud-e4.googledomains.com2015-08-15 → 2017-05-24 · 4 obs
● 2017-05-24 07:26:56
○ 2026-03-12 06:40:52
○ 2026-08-10 13:22:58
●NSrudy.ns.cloudflare.com2026-03-12 → 2026-08-10 · 3 obs
● 2026-03-12 06:40:52
● 2026-08-10 13:22:58
●MXalt1.aspmx.l.google.com2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●MXalt2.aspmx.l.google.com2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●MXalt3.aspmx.l.google.com2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●MXalt4.aspmx.l.google.com2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●MXaspmx.l.google.com2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●A173.230.146.432015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
●A2600:3c01::f03c:91ff:fe56:63ec2015-08-15 → 2026-08-10 · 2 obs
● 2026-08-10 13:22:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| cmaster.org | kehlani.ns.cloudflare.com, rudy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.229
NS records: kehlani.ns.cloudflare.com, rudy.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.230.146.43 |
| AAAA | 1 | 2600:3c01::f03c:91ff:fe56:63ec |
| NS | 2 | kehlani.ns.cloudflare.com, rudy.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | kehlani.ns.cloudflare.com dns.cloudflare |
Analysis
Hierarchy
www.cmaster.org is a subdomain of cmaster.org.
IP Addresses
cmaster.org points to the IP addresses 173.230.146.43 and 2600:3c01::f03c:91ff:fe56:63ec
zhongguotese.net, inx.me, princessrabbit.com and two other host names share IP numbers with cmaster.org.
Name Servers
DNS delegation for cmaster.org points to two name servers: kehlani.ns.cloudflare.com and rudy.ns.cloudflare.com.
cmaster.org uses the same name servers as several other domains — among them iuamedia.my.id, abgumruk.com.tr, renosans.com.tr and two more.
The name servers of cmaster.org overlap at least partially with those of other domains — among them tradeip.store, licwin.in, cercafabbro24h.it and two more.
These name servers commonly appear in combination with the name servers otto.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
kehlani.ns.cloudflare.com has IP addresses 108.162.194.223, 162.159.38.223 and 172.64.34.223, plus 3 other.
rudy.ns.cloudflare.com has IP addresses 108.162.193.229, 172.64.33.229 and 173.245.59.229, plus 3 other.
Mail Servers
cmaster.org has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
cmaster.org has at least partial mail server overlap with other domains such as runta.com, andersontownshiphistoricalsociety.org, shopamapparel.com and two more.
The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and aspmx2.googlemail.com are commonly seen alongside these mail servers.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com has two IP addresses: 172.253.115.27 and 2607:f8b0:4004:c08::1b.
alt1.aspmx.l.google.com has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.