duodub.pl - robtex.com
duodub.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:a3fb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5b05🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.91.5Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.163.251🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jocelyn.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3aae🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0ae🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20ae🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 108.162.192.174🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 172.64.32.174🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 173.245.58.174🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| NS | mario.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bcb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1cb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21cb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 108.162.193.203🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 172.64.33.203🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 173.245.59.203🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| TXT | 7230468fb60603edd2aed87dd8c24eaf85891ed6 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.91.5, 172.67.163.251 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:a3fb, 2606:4700:3035::6815:5b05 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=46, name=cloudflare-ech.com | ||||||
| SOA | jocelyn.ns.cloudflare.comdns@cloudflare.com serial=2406592432 | ||||||
pl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a-dns.pl ⭐ | ||||||
| NS | b-dns.pl | ||||||
| NS | d-dns.pl | ||||||
| NS | f-dns.pl | ||||||
| NS | h-dns.pl | ||||||
| NS | j-dns.pl | ||||||
| TXT | ccTLD of Poland | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1784356250 | ||||||
Same first word
duodub.pl |
Similar names
DNS History
8 records (6 active, 2 former)
●NSjocelyn.ns.cloudflare.com2026-06-15 → 2026-07-18 · 2 obs
● 2026-07-18 08:46:02
●NSmario.ns.cloudflare.com2026-06-15 → 2026-07-18 · 2 obs
● 2026-07-18 08:46:02
●A104.21.91.52026-06-15 → 2026-07-18 · 2 obs
● 2026-07-18 08:46:02
●A172.67.163.2512026-06-15 → 2026-07-18 · 2 obs
● 2026-07-18 08:46:02
●A2606:4700:3033::ac43:a3fb2026-07-18 → 2026-07-18 · 3 obs
● 2026-07-18 08:46:00
● 2026-07-18 08:46:02
●A2606:4700:3035::6815:5b052026-07-18 → 2026-07-18 · 3 obs
● 2026-07-18 08:46:00
● 2026-07-18 08:46:02
○A2606:4700:3037::6815:5b052026-06-15 → 2026-06-15 · 3 obs
○ 2026-07-18 08:46:00
○ 2026-07-18 08:46:02
○A2606:4700:3037::ac43:a3fb2026-06-15 → 2026-06-15 · 3 obs
○ 2026-07-18 08:46:00
○ 2026-07-18 08:46:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| duodub.pl | mario.ns.cloudflare.com, jocelyn.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.203
NS records: mario.ns.cloudflare.com, jocelyn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duodub.pl (unsigned zone)
⏱️ Timing
Total: 527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.91.5, 172.67.163.251 |
| AAAA | 2 | 2606:4700:3033::ac43:a3fb, 2606:4700:3035::6815:5b05 |
| NS | 2 | jocelyn.ns.cloudflare.com, mario.ns.cloudflare.com |
| TXT | 1 | 7230468fb60603edd2aed87dd8c24eaf85891ed6 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jocelyn.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
duodub.pl has four IP addresses: 104.21.91.5, 172.67.163.251, 2606:4700:3033::ac43:a3fb and 2606:4700:3035::6815:5b05.
Two other host names, along with garlicsaltandlime.com, dbox.com.tw and japan-casino.us, also share IP numbers with duodub.pl.
Name Servers
duodub.pl has two authoritative name servers — jocelyn.ns.cloudflare.com and mario.ns.cloudflare.com.
duodub.pl shares its NS records with other domains, for example raidcall-emsone.com, clutchcityboxing.com, nieruchomosci-podbeskidzie-bb.pl and two others.
duodub.pl has at least partial name server overlap with other domains, such as desane.com.au, stynamic.com, dizitown.net and two others.
It is common to see these name servers used together with name servers marty.ns.cloudflare.com and elaine.ns.cloudflare.com.
DNS names with 6 IP addresses:
jocelyn.ns.cloudflare.com points to 108.162.192.174, 172.64.32.174, 173.245.58.174 and 3 other IP addresses.
mario.ns.cloudflare.com points to 108.162.193.203, 172.64.33.203, 173.245.59.203 and 3 other IP addresses.