debugging.school - dns.ninja
debugging.school
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::ac43:8f92πΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:2744πΊπΈ Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.39.68Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.143.146πΊπΈ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | sunny.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:26a6πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a6π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a6πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 108.162.194.166πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 162.159.38.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 172.64.34.166πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| NS | wilson.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c6eπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c36eπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:236eπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| A | 108.162.195.110πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| A | 162.159.44.110Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| A | 172.64.35.110πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | wilson.ns.cloudflare.com | ||||||
| MX | chocobo-relay.mxrouting.net β | ||||||
| A | 45.43.208.51πΊπΈ QUICKPACKET45.43.208.0/24 QuickPacket LLC | ||||||
| MX | chocobo.mxrouting.net(20) | ||||||
| A | 45.43.208.51πΊπΈ QUICKPACKET45.43.208.0/24 QuickPacket LLC | ||||||
| TXT | mailerlite-domain-verification=97ae4578a9a6729b4c4cc6301b5581bfae996a2d | ||||||
| TXT | v=spf1 include:mxroute.com include:mailgun.org ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.39.68, 172.67.143.146 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:8f92, 2606:4700:3032::6815:2744 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com | ||||||
| SOA | sunny.ns.cloudflare.comdns@cloudflare.com serial=2412123398 | ||||||
school
| DNSSEC | π Signed (DS record present) | ||||||
| NS | v0n0.nic.school β | ||||||
| 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=1789285870 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
12 records (8 active, 4 former)
βNSsunny.ns.cloudflare.com2026-09-05 β 2026-09-13 Β· 2 obs
β 2026-09-13 08:16:16
βNSwilson.ns.cloudflare.com2026-09-05 β 2026-09-13 Β· 2 obs
β 2026-09-13 08:16:16
βMXchocobo-relay.mxrouting.net2026-09-05 β 2026-09-13 Β· 2 obs
β 2026-09-13 08:16:16
βMXchocobo.mxrouting.net2026-09-05 β 2026-09-13 Β· 2 obs
β 2026-09-13 08:16:16
βA104.21.39.682026-09-07 β 2026-09-13 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA172.67.143.1462026-09-07 β 2026-09-13 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA188.114.96.02026-09-05 β 2026-09-08 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA188.114.97.02026-09-05 β 2026-09-08 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA2606:4700:3031::ac43:8f922026-09-07 β 2026-09-13 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA2606:4700:3032::6815:27442026-09-07 β 2026-09-13 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA2a06:98c1:3120::2026-09-05 β 2026-09-08 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
βA2a06:98c1:3121::2026-09-05 β 2026-09-08 Β· 5 obs
β 2026-09-07 07:18:52
β 2026-09-08 14:07:34
β 2026-09-09 14:14:14
β 2026-09-13 08:16:16
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v0n2.nic.school, v0n3.nic.school, v2n0.nic.school, v2n1.nic.school... | 12 records |
| debugging.school | sunny.ns.cloudflare.com, wilson.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.195.110
NS records: sunny.ns.cloudflare.com, wilson.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for debugging.school (unsigned zone)
β±οΈ Timing
Total: 553ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.143.146, 104.21.39.68 |
| AAAA | 2 | 2606:4700:3031::ac43:8f92, 2606:4700:3032::6815:2744 |
| NS | 2 | sunny.ns.cloudflare.com, wilson.ns.cloudflare.com |
| MX | 2 | chocobo.mxrouting.net (pri: 10), chocobo-relay.mxrouting.net (pri: 20) |
| TXT | 2 | mailerlite-domain-verification=97ae4578a, v=spf1 include:mxroute.com include:mailg |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sunny.ns.cloudflare.com dns.cloudflare.c |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)
Analysis
IP Addresses
debugging.school directs to four IP numbers, which are 104.21.39.68, 172.67.143.146, 2606:4700:3031::ac43:8f92 and 2606:4700:3032::6815:2744.
morefun.com.au, cosm0b3t.com, simep.app plus two other host names have IP numbers in common with debugging.school.
Name Servers
debugging.school uses two name servers for its delegation: sunny.ns.cloudflare.com and wilson.ns.cloudflare.com.
The name server configuration of debugging.school is shared with other domains, for instance dbui3491.workers.dev, stockholm-51d.workers.dev, thewineaddict.com and two others.
There is at least partial name server overlap between debugging.school and other domains β head-c1f.pages.dev, gghjnvgfyjhk.top, mm51-t0741.cc and two more among them.
These name servers tend to appear in combination with the name servers molly.ns.cloudflare.com, kurt.ns.cloudflare.com, izabella.ns.cloudflare.com and donald.ns.cloudflare.com.
Hosts with 6 IP addresses each:
Hostname sunny.ns.cloudflare.com directs to 108.162.194.166, 162.159.38.166 and 172.64.34.166 along with 3 other IP addresses.
Hostname wilson.ns.cloudflare.com directs to 108.162.195.110, 162.159.44.110 and 172.64.35.110 along with 3 other IP addresses.
Mail Servers
debugging.school uses two mail servers, chocobo-relay.mxrouting.net and chocobo.mxrouting.net.
The mail server setup of debugging.school matches that of other domains such as minnyasia.com, sistivo.com, coquitocasual.com and two others.
At least some of the mail servers used by debugging.school are shared with other domains: tasteofhome.pl, vectordailyanalytics.com, jamesfraze.com and two others among them.
chocobo-relay.mxrouting.net resolves to 45.43.208.51; chocobo.mxrouting.net resolves to the same IP address, 45.43.208.51.
Both chocobo-relay.mxrouting.net and chocobo.mxrouting.net resolve to 45.43.208.51 IP addresses each.