classhub.edu.pl - robtex.com
classhub.edu.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:25b7🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:d3a2🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.37.183Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.211.162🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kipp.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cf0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3f0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23f0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| A | 108.162.195.240🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| A | 162.159.44.240Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| A | 172.64.35.240🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kipp.ns.cloudflare.com | ||||||
| NS | tia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e5🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 108.162.192.229🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 172.64.32.229🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 173.245.58.229🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.37.183, 172.67.211.162 | ||||||
| IPv6 hints | 2606:4700:3030::6815:25b7, 2606:4700:3033::ac43:d3a2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com | ||||||
| SOA | kipp.ns.cloudflare.comdns@cloudflare.com serial=2398744203 | ||||||
edu.pl
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a-dns.pl ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b-dns.pl ⚠️ Not in parent delegation | ||||||
| NS | d-dns.pl ⚠️ Not in parent delegation | ||||||
| NS | f-dns.pl ⚠️ Not in parent delegation | ||||||
| NS | h-dns.pl ⚠️ Not in parent delegation | ||||||
| NS | j-dns.pl ⚠️ Not in parent delegation | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1776061887 | ||||||
rank #574 in the tld
📈 Tranco rank: #359,880
rank #275718 globally
rank #1826 in the tld
WOT: SAFE (79/100)
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
○NSada.ns.cloudflare.com2026-03-09 → 2026-03-09 · 3 obs
○ 2026-03-29 12:16:54
○ 2026-04-13 19:18:00
○NSdamian.ns.cloudflare.com2026-03-09 → 2026-03-09 · 3 obs
○ 2026-03-29 12:16:54
○ 2026-04-13 19:18:00
●NSkipp.ns.cloudflare.com2026-03-29 → 2026-04-13 · 3 obs
● 2026-03-29 12:16:54
● 2026-04-13 19:18:00
●NStia.ns.cloudflare.com2026-03-29 → 2026-04-13 · 3 obs
● 2026-03-29 12:16:54
● 2026-04-13 19:18:00
●A104.21.37.1832026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 19:18:00
●A172.67.211.1622026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 19:18:00
●A2606:4700:3030::6815:25b72026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 19:18:00
●A2606:4700:3033::ac43:d3a22026-03-09 → 2026-04-13 · 2 obs
● 2026-04-13 19:18:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl... | - |
| classhub.edu.pl | tia.ns.cloudflare.com, kipp.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.240
NS records: tia.ns.cloudflare.com, kipp.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classhub.edu.pl (unsigned zone)
⏱️ Timing
Total: 678ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.211.162, 104.21.37.183 |
| AAAA | 2 | 2606:4700:3030::6815:25b7, 2606:4700:3033::ac43:d3a2 |
| NS | 2 | kipp.ns.cloudflare.com, tia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kipp.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
classhub.edu.pl points to four IP numbers: 2606:4700:3030::6815:25b7, 2606:4700:3033::ac43:d3a2, 104.21.37.183 and 172.67.211.162.
Other host names, for instance svobnick.com, fynn.sh, www.cdsshb.com, cl-pasastesinitag.sbs and 58golden.com share IP numbers with classhub.edu.pl.
Name Servers
classhub.edu.pl's delegation is to two name servers kipp.ns.cloudflare.com and tia.ns.cloudflare.com.
classhub.edu.pl shares the same name server configuration as other domains, such as casinobuzzuk.co.uk, zonextechnologies.co.uk, laughterconference.com, freshpalace.co.uk and slotsglobalblog.co.uk.
classhub.edu.pl at least partially shares its name servers with other domains, for instance aton-spec.ru, waterproofingco.sg, directinstaller.com, trufamania.com and einnomedia.com.
these name servers are commonly used together with sydney.ns.cloudflare.com, phoenix.ns.cloudflare.com, paris.ns.cloudflare.com and aarav.ns.cloudflare.com.
Host names with six IP numbers:
kipp.ns.cloudflare.com points to: 2606:4700:58::a29f:2cf0, 2803:f800:50::6ca2:c3f0, 2a06:98c1:50::ac40:23f0, 108.162.195.240, 162.159.44.240 and 172.64.35.240.
tia.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae5, 2803:f800:50::6ca2:c0e5, 2a06:98c1:50::ac40:20e5, 108.162.192.229, 172.64.32.229 and 173.245.58.229.