cipherchallenge.org - dns.ninja
cipherchallenge.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=1786327411 | ||||||
Subdomains
Same first word
cipherchallenge.com |
cipherchallenge.org |
DNS History
12 records (9 active, 3 former)
●NSjean.ns.cloudflare.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●NSphil.ns.cloudflare.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●MXalt1.aspmx.l.google.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●MXalt2.aspmx.l.google.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●MXalt3.aspmx.l.google.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●MXalt4.aspmx.l.google.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●MXaspmx.l.google.com2016-12-05 → 2026-08-10 · 2 obs
● 2026-08-10 02:12:38
●A104.21.32.1232026-03-26 → 2026-08-10 · 3 obs
● 2026-03-26 18:21:44
● 2026-08-10 02:12:38
○A104.25.153.1122016-12-05 → 2016-12-05 · 3 obs
○ 2017-06-24 07:57:50
○ 2026-08-10 02:12:38
○A104.25.154.1122016-12-05 → 2016-12-05 · 3 obs
○ 2017-06-24 07:57:50
○ 2026-08-10 02:12:38
○A130.211.95.472017-06-24 → 2017-06-24 · 4 obs
● 2017-06-24 07:57:50
○ 2026-03-26 18:21:44
○ 2026-08-10 02:12:38
●A172.67.151.2142026-03-26 → 2026-08-10 · 3 obs
● 2026-03-26 18:21:44
● 2026-08-10 02:12:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| cipherchallenge.org | jean.ns.cloudflare.com, phil.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.137
NS records: jean.ns.cloudflare.com, phil.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cipherchallenge.org (unsigned zone)
⏱️ Timing
Total: 1000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.32.123, 172.67.151.214 |
| NS | 2 | jean.ns.cloudflare.com, phil.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 3 | blitz=mu-d777fcac-dcdc9fc3-cb58b231-5c80, google-site-verification=iH94XUVcwJlDb8c... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jean.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
cipherchallenge.org is a parent domain, with 2019.cipherchallenge.org, 2021.cipherchallenge.org and 2020se.cipherchallenge.org beneath it.
IP Addresses
cipherchallenge.org directs to two IP numbers, 104.21.32.123 and 172.67.151.214
23dui.top, casacare.com.hk, unfrozedev.click plus two other host names have IP numbers in common with cipherchallenge.org.
Name Servers
The NS records for cipherchallenge.org delegate to jean.ns.cloudflare.com and phil.ns.cloudflare.com.
The name server configuration of cipherchallenge.org is shared with other domains, for instance courseboom.com, parbon.com, jurukurerda.com and two others.
cipherchallenge.org has at least partial name server overlap with other domains, such as partnershealthinsurance.com, aptv.ir, jellekapitein.nl and two others.
It is common to see these name servers used together with name servers dave.ns.cloudflare.com and erin.ns.cloudflare.com.
Hosts with 6 IP addresses each:
jean.ns.cloudflare.com maps to 108.162.192.121, 172.64.32.121, 173.245.58.121 and 3 additional IP addresses.
phil.ns.cloudflare.com maps to 108.162.193.137, 172.64.33.137, 173.245.59.137 and 3 additional IP addresses.
Mail Servers
Mail for cipherchallenge.org is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by cipherchallenge.org are shared with other domains: sofietokorea.com, godwinre.com, aabc.com and two others among them.
These mail servers are often deployed together with alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.
Host names pointing to two IP addresses:
The A records for aspmx.l.google.com return 142.251.163.27 and 2607:f8b0:4004:c17::1a.
The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.
The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.