pkuchk.ru - robtex.com
pkuchk.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:b2ee🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:1fb0🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.31.176Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.178.238🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | damon.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b60🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c160🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2160🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| A | 108.162.193.96🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| A | 172.64.33.96🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| A | 173.245.59.96🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | damon.ns.cloudflare.com | ||||||
| NS | hattie.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26ac🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ac🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ac🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| A | 108.162.194.172🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| A | 162.159.38.172Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| A | 172.64.34.172🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hattie.ns.cloudflare.com | ||||||
| TXT | 7230468fb60603edd2aed87dd8c24eaf85891ed6 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.31.176, 172.67.178.238 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:b2ee, 2606:4700:3037::6815:1fb0 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com | ||||||
| SOA | damon.ns.cloudflare.comdns@cloudflare.com serial=2408562896 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069957 | ||||||
Same first word
pkuchk.ru |
Similar names
DNS History
8 records (6 active, 2 former)
●NSdamon.ns.cloudflare.com2026-06-15 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
●NShattie.ns.cloudflare.com2026-06-15 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
●A104.21.31.1762026-06-15 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
●A172.67.178.2382026-06-15 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
●A2606:4700:3033::ac43:b2ee2026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
○A2606:4700:3035::6815:1fb02026-06-15 → 2026-06-15 · 2 obs
○ 2026-08-12 05:52:46
●A2606:4700:3037::6815:1fb02026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 05:52:46
○A2606:4700:3037::ac43:b2ee2026-06-15 → 2026-06-15 · 2 obs
○ 2026-08-12 05:52:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | - |
| pkuchk.ru | damon.ns.cloudflare.com, hattie.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.172
NS records: damon.ns.cloudflare.com, hattie.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pkuchk.ru (unsigned zone)
⏱️ Timing
Total: 699ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.178.238, 104.21.31.176 |
| AAAA | 2 | 2606:4700:3037::6815:1fb0, 2606:4700:3033::ac43:b2ee |
| NS | 2 | damon.ns.cloudflare.com, hattie.ns.cloudflare.com |
| TXT | 1 | 7230468fb60603edd2aed87dd8c24eaf85891ed6 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | damon.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
pkuchk.ru has four IP addresses: 104.21.31.176, 172.67.178.238, 2606:4700:3033::ac43:b2ee and 2606:4700:3037::6815:1fb0.
123moviesjoy.org, rapidtodaypath.it, www.vacationvillas.co.nz and two other host names share IP numbers with pkuchk.ru.
Name Servers
Two name servers handle the delegation for pkuchk.ru: damon.ns.cloudflare.com and hattie.ns.cloudflare.com.
pkuchk.ru uses the same name servers as several other domains — among them pikselmajster.pl, doremiangielski.pl, vetinfo.pl and two more.
pkuchk.ru has at least partial name server overlap with other domains, such as wynscasino.ch, dendalayer.click, 76hillsideave.com and two others.
khalid.ns.cloudflare.com, jakub.ns.cloudflare.com and dns1.ednsglobal.net — plus 4 other name servers — are commonly paired with these name servers.
Hostnames that resolve to 6 IP addresses:
damon.ns.cloudflare.com resolves to 108.162.193.96, 172.64.33.96 and 173.245.59.96 among others, with 3 other IP addresses in total.
hattie.ns.cloudflare.com resolves to 108.162.194.172, 162.159.38.172 and 172.64.34.172 among others, with 3 other IP addresses in total.