cryptohack.org - robtex.com
cryptohack.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=1776350142 | ||||||
rank #23734 in the tld
📈 Tranco rank: #562,971
Same first word
cryptohack.it |
cryptohack.net |
cryptohack.org |
DNS History
6 records (6 active, 0 former)
●NSns1.digitalocean.com2020-04-11 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
●NSns2.digitalocean.com2020-04-11 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
●NSns3.digitalocean.com2020-04-11 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
●MXmxa.eu.mailgun.org2026-03-07 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
●MXmxb.eu.mailgun.org2026-03-07 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
●A178.62.74.2062020-04-11 → 2026-04-16 · 2 obs
● 2026-04-16 14:59:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| cryptohack.org | ns2.digitalocean.com, ns3.digitalocean.com, ns1.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.49.209
NS records: ns2.digitalocean.com, ns3.digitalocean.com, ns1.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cryptohack.org (unsigned zone)
⏱️ Timing
Total: 315ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.62.74.206 |
| NS | 3 | ns1.digitalocean.com, ns2.digitalocean.com... |
| MX | 2 | mxb.eu.mailgun.org (pri: 10), mxa.eu.mailgun.org (pri: 10) |
| TXT | 2 | google-site-verification=y_vrIt3Xuu1ekvx, v=spf1 include:mailgun.org ~all |
| SOA | 1 | ns1.digitalocean.com hostmaster.cryptoha |
Analysis
IP Addresses
cryptohack.org resolves to a single IP: 178.62.74.206.
Name Servers
cryptohack.org delegates to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
cryptohack.org shares some name servers with other domains, for example podovi.org, vendably.com, world-of-supply.site, farooqmasjid.org and yout.com.
Host names with two IP numbers:
ns1.digitalocean.com: 2606:4700:52::ac40:34d2 and 172.64.52.210
ns2.digitalocean.com: 2606:4700:5a::ac40:3515 and 172.64.53.21
ns3.digitalocean.com: 2606:4700:52::ac40:31d1 and 172.64.49.209
Mail Servers
cryptohack.org is served by two mail servers: mxa.eu.mailgun.org and mxb.eu.mailgun.org.
cryptohack.org shares the mail server setup with other domains, for example aurenfin.tech, web-grivni.com, devdelphi.ru, duplibadge.com and lakotex.com.bo.
cryptohack.org shares some mail servers with other domains, at least partially; for instance sesf.ch, riseonlineworld.com, killergram.com, chtitux.org and sail.cloud.
these mail servers are often used together with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with one IP number:
mxa.eu.mailgun.org points to: 34.111.145.192
mxb.eu.mailgun.org points to: 34.111.145.192
Names pointing to 34.111.145.192: mxa.eu.mailgun.org and mxb.eu.mailgun.org