bsu20.cn - robtex.com
bsu20.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:a1e8🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:f44🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.15.68Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.161.232🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ezra.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| NS | marlowe.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26d4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22d4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| A | 108.162.194.212🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| A | 162.159.38.212Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| A | 172.64.34.212🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marlowe.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.15.68, 172.67.161.232 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:a1e8, 2606:4700:3033::6815:f44 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=237, name=cloudflare-ech.com | ||||||
| SOA | ezra.ns.cloudflare.comdns@cloudflare.com serial=2400694029 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034701439 | ||||||
rank #7191 in the tld
Same first word
bsu20.cn |
Similar names
DNS History
9 records (6 active, 3 former)
○NSamanda.ns.cloudflare.com2026-03-21 → 2026-03-21 · 3 obs
○ 2026-04-11 03:58:16
○ 2026-04-23 03:43:44
●NSezra.ns.cloudflare.com2026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
●NSmarlowe.ns.cloudflare.com2026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
○NStosana.ns.cloudflare.com2026-03-21 → 2026-03-21 · 3 obs
○ 2026-04-11 03:58:16
○ 2026-04-23 03:43:44
●A104.21.15.682026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
○A107.150.38.2182026-03-21 → 2026-03-21 · 3 obs
○ 2026-04-11 03:58:16
○ 2026-04-23 03:43:44
●A172.67.161.2322026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
●A2606:4700:3032::ac43:a1e82026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
●A2606:4700:3033::6815:f442026-04-11 → 2026-04-23 · 3 obs
● 2026-04-11 03:58:16
● 2026-04-23 03:43:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| bsu20.cn | ezra.ns.cloudflare.com, marlowe.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.212
NS records: ezra.ns.cloudflare.com, marlowe.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bsu20.cn (unsigned zone)
⏱️ Timing
Total: 249ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.161.232, 104.21.15.68 |
| AAAA | 2 | 2606:4700:3032::ac43:a1e8, 2606:4700:3033::6815:f44 |
| NS | 2 | ezra.ns.cloudflare.com, marlowe.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ezra.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
bsu20.cn points to four IP numbers: 2606:4700:3032::ac43:a1e8, 2606:4700:3033::6815:f44, 104.21.15.68 and 172.67.161.232.
For instance, other host names zahlung174192.info, thesecondhanddotcom.com, uya4dliquid.com, www.nsasw.org and distantjobboard.com share IP numbers with bsu20.cn.
Name Servers
bsu20.cn is delegated to two name servers: ezra.ns.cloudflare.com and marlowe.ns.cloudflare.com.
bsu20.cn uses the same name server setup as other domains such as zojpsc.cn, ogfwgt.cn, jaopak.cn, 6788app.cn and lrjzhz.cn.
bsu20.cn shares name servers with other domains at least partially, for example serp.me, jyfebiu.pro, drgn1u.casino, livemediamaxads.info and 1bim.ru.
These name servers are commonly used with the name servers thea.ns.cloudflare.com and daniella.ns.cloudflare.com.
Host names with six IP numbers: host name ezra.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0f, 2803:f800:50::6ca2:c30f, 2a06:98c1:50::ac40:230f, 108.162.195.15, 162.159.44.15 and 172.64.35.15; host name marlowe.ns.cloudflare.com points to: 2606:4700:50::a29f:26d4, 2803:f800:50::6ca2:c2d4, 2a06:98c1:50::ac40:22d4, 108.162.194.212, 162.159.38.212 and 172.64.34.212.