cryptology.school - robtex.com
cryptology.school
school
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.school ⭐ | ||||||
| NS | v0n1.nic.school | ||||||
| NS | v0n2.nic.school | ||||||
| NS | v0n3.nic.school | ||||||
| NS | v2n0.nic.school | ||||||
| NS | v2n1.nic.school | ||||||
| SOA | v0n0.nic.schoolhostmaster@donuts.email serial=1774442805 | ||||||
rank #34 in the tld
📈 Tranco rank: #944,984
Same first word
cryptology.ch |
cryptology.cn |
cryptology.site |
cryptology.com |
cryptology.school |
cryptology.ru |
cryptology.education |
DNS History
5 records (5 active, 0 former)
●NSboyd.ns.cloudflare.com2026-03-10 → 2026-03-25 · 2 obs
● 2026-03-25 13:15:02
●NSmonika.ns.cloudflare.com2026-03-10 → 2026-03-25 · 2 obs
● 2026-03-25 13:15:02
●MXmx.ukraine.com.ua2026-03-10 → 2026-03-25 · 2 obs
● 2026-03-25 13:15:02
●MXmxa.eu.mailgun.org2026-03-10 → 2026-03-25 · 2 obs
● 2026-03-25 13:15:02
●A5.75.216.2382026-03-10 → 2026-03-25 · 2 obs
● 2026-03-25 13:15:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v2n1.nic.school, v0n2.nic.school, v0n3.nic.school, v0n0.nic.school... | 12 records |
| cryptology.school | boyd.ns.cloudflare.com, monika.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.56
NS records: boyd.ns.cloudflare.com, monika.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cryptology.school (unsigned zone)
⏱️ Timing
Total: 1057ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.75.216.238 |
| NS | 2 | boyd.ns.cloudflare.com, monika.ns.cloudflare.com |
| MX | 2 | mx.ukraine.com.ua (pri: 0), mxa.eu.mailgun.org (pri: 10) |
| TXT | 2 | google-site-verification=beu4m41PGAjh-7N, v=spf1 include:_spf.ukraine.com.ua inclu |
| SOA | 1 | boyd.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.school, v2n0.nic.school, v0n3.nic.school...)
Analysis
IP Addresses
cryptology.school points to IP number: 5.75.216.238.
Name Servers
cryptology.school is delegated to two name servers: boyd.ns.cloudflare.com and monika.ns.cloudflare.com.
cryptology.school shares the same name server setup as careoptionsforkids.com, aura.tw, top1.vn, hoclamgiau.vn and bacdau.vn.
cryptology.school at least partially shares name servers with other domains, for instance golkowreporters.com, nyreer.com, baji999.in, sebach.fr and jsxlship.com.
these name servers are often used in conjunction with the name servers hasslo.ns.cloudflare.com.
Host names with six IP numbers:
boyd.ns.cloudflare.com points to 2606:4700:58::adf5:3b4b, 2803:f800:50::6ca2:c14b, 2a06:98c1:50::ac40:214b, 108.162.193.75, 172.64.33.75 and 173.245.59.75.
monika.ns.cloudflare.com points to 2606:4700:50::a29f:2638, 2803:f800:50::6ca2:c238, 2a06:98c1:50::ac40:2238, 108.162.194.56, 162.159.38.56 and 172.64.34.56.
Mail Servers
cryptology.school is handled by two mail servers: mxa.eu.mailgun.org and mx.ukraine.com.ua.
cryptology.school shares at least partially some mail servers with other domains, including mail.pinb88.com, hostedonline.info, oma(0x736578)dating.be, anime.kharkov.ua and mxu.eu.mailgun.org.
these mail servers are often used together with mail servers mxb.eu.mailgun.org, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
Host names with fourteen IPs:
mx.ukraine.com.ua points to: 2a0c:a80:0:b01a::1, 2a0c:a80:0:b01c::1, 2a0c:a80:0:b10a::1, 2a0c:a80:0:b10b::1, 2a0c:a80:0:b10c::1, 2a0c:a80:0:b10d::1, 2a0c:a80:0:b10e::1, 185.234.176.26, 185.234.176.28, 185.234.177.10, 185.234.177.11, 185.234.177.12, 185.234.177.13 and 185.234.177.14.
Host names with one IP:
mxa.eu.mailgun.org points to: 34.95.107.114.