dubo8-cn.com - robtex.com
dubo8-cn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:2e2d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:df9f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.46.45Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.159🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | chance.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c21🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c321🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2321🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| A | 108.162.195.33🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| A | 162.159.44.33Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| A | 172.64.35.33🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chance.ns.cloudflare.com | ||||||
| NS | serenity.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:266c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c26c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:226c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| A | 108.162.194.108🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| A | 162.159.38.108Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| A | 172.64.34.108🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serenity.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.46.45, 172.67.223.159 | ||||||
| IPv6 hints | 2606:4700:3036::6815:2e2d, 2606:4700:3037::ac43:df9f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=172, name=cloudflare-ech.com | ||||||
| SOA | chance.ns.cloudflare.comdns@cloudflare.com serial=2403617305 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778542686 | ||||||
Same first word
dubo8-cn.com |
DNS History
6 records (6 active, 0 former)
●NSchance.ns.cloudflare.com2026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
●NSserenity.ns.cloudflare.com2026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
●A104.21.46.452026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
●A172.67.223.1592026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
●A2606:4700:3036::6815:2e2d2026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
●A2606:4700:3037::ac43:df9f2026-05-04 → 2026-05-11 · 2 obs
● 2026-05-11 23:55:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dubo8-cn.com | serenity.ns.cloudflare.com, chance.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.33
NS records: serenity.ns.cloudflare.com, chance.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dubo8-cn.com (unsigned zone)
⏱️ Timing
Total: 144ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.46.45, 172.67.223.159 |
| AAAA | 2 | 2606:4700:3036::6815:2e2d, 2606:4700:3037::ac43:df9f |
| NS | 2 | chance.ns.cloudflare.com, serenity.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | chance.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (serenity.ns.cloudflare.com, serenity.ns.cloudflare.com, serenity.ns.cloudflare.com...)
Analysis
IP Addresses
dubo8-cn.com resolves to four IPs: 2606:4700:3036::6815:2e2d, 2606:4700:3037::ac43:df9f, 104.21.46.45 and 172.67.223.159.
Other host names such as answers.gg, globallogicflow.digital, jphoo13.com, www.jphoo13.com and testermans.co.uk share IP numbers with dubo8-cn.com.
Name Servers
dubo8-cn.com is delegated to two name servers: chance.ns.cloudflare.com and serenity.ns.cloudflare.com.
dubo8-cn.com uses the same name server setup as other domains, including 549fe22485.com, weltenschummler.com, xgsb-cn.com, pafiroi.org and pafi-montasik.org.
At least part of the name servers for dubo8-cn.com are shared with other domains, for instance ajvanbeest.com, cctvwa.cn, magformers.co.uk, valijas.com and batigrupodeme.com.
These name servers are often used together with stevie.ns.cloudflare.com, mary.ns.cloudflare.com and brad.ns.cloudflare.com.
Host names with six IP numbers:
chance.ns.cloudflare.com points to: 2606:4700:58::a29f:2c21, 2803:f800:50::6ca2:c321, 2a06:98c1:50::ac40:2321, 108.162.195.33, 162.159.44.33 and 172.64.35.33.
serenity.ns.cloudflare.com points to: 2606:4700:50::a29f:266c, 2803:f800:50::6ca2:c26c, 2a06:98c1:50::ac40:226c, 108.162.194.108, 162.159.38.108 and 172.64.34.108.