swsys.com.cn - robtex.com
swsys.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:a931🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:5761🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.97Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.169.49🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ernest.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3ba4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ernest.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1a4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ernest.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21a4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ernest.ns.cloudflare.com | ||||||
| A | 108.162.193.164🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-108-162-193-164.defastlink.net | ||||||
| A | 172.64.33.164🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-33-164.defastlink.net | ||||||
| A | 173.245.59.164🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-173-245-59-164.defastlink.net | ||||||
| NS | melany.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:268a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c28a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:228a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| A | 108.162.194.138🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| A | 162.159.38.138Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| A | 172.64.34.138🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melany.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.87.97, 172.67.169.49 | ||||||
| IPv6 | 2606:4700:3030::ac43:a931, 2606:4700:3033::6815:5761 | ||||||
| SOA | ernest.ns.cloudflare.comdns@cloudflare.com serial=2398699083 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030458629 | ||||||
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSernest.ns.cloudflare.com2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 18:00:34
●NSmelany.ns.cloudflare.com2026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 18:00:34
●A104.21.87.972026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 18:00:34
●A172.67.169.492026-02-15 → 2026-03-16 · 2 obs
● 2026-03-16 18:00:34
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-12 → 2026-03-12 · 4 obs
● 2026-03-12 20:41:50
○ 2026-03-13 01:37:12
○ 2026-03-16 18:00:34
●A2606:4700:3030::ac43:a9312026-02-15 → 2026-03-16 · 5 obs
● 2026-02-25 06:39:42
○ 2026-03-12 20:41:50
● 2026-03-13 01:37:12
● 2026-03-16 18:00:34
●A2606:4700:3033::6815:57612026-02-15 → 2026-03-16 · 5 obs
● 2026-02-25 06:39:42
○ 2026-03-12 20:41:50
● 2026-03-13 01:37:12
● 2026-03-16 18:00:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| swsys.com.cn | ernest.ns.cloudflare.com, melany.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 108.162.193.164
NS records: ernest.ns.cloudflare.com, melany.ns.cloudflare.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at swsys.com.cn: Error: DNS query timeout: 203.119.29.1 for DS swsys.com.cn
⏱️ Timing
Total: 4466ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.64.80.1 |
| AAAA | 2 | 2606:4700:3030::ac43:a931, 2606:4700:3033::6815:5761 |
| NS | 2 | ernest.ns.cloudflare.com, melany.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ernest.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
swsys.com.cn points to four IP numbers: 2606:4700:3030::ac43:a931, 2606:4700:3033::6815:5761, 104.21.87.97 and 172.67.169.49.
Other host names, for instance aloulan.com, 7z22.com, www.portalnovias.com, tdvgroups.com and allisonlevinedc.com share IP numbers with swsys.com.cn.
Name Servers
Delegation for swsys.com.cn rests with two name servers, ernest.ns.cloudflare.com and melany.ns.cloudflare.com.
swsys.com.cn shares the same name server setup as other domains, including jsman.cn, 010dk.com, umuhu.com, tuanlego.com.cn and teamview.com.cn.
swsys.com.cn at least partially shares name servers with other domains, for instance sedcopy.com.tr, kchomes365.com, f1mundial.com, cc3297d20bf8.com and cyberdelia.dk.
these name servers are commonly used with coco.ns.cloudflare.com, max.ns.cloudflare.com and vin.ns.cloudflare.com.
Host names with six IP numbers: ernest.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba4, 2803:f800:50::6ca2:c1a4, 2a06:98c1:50::ac40:21a4, 108.162.193.164, 172.64.33.164 and 173.245.59.164. melany.ns.cloudflare.com points to: 2606:4700:50::a29f:268a, 2803:f800:50::6ca2:c28a, 2a06:98c1:50::ac40:228a, 108.162.194.138, 162.159.38.138 and 172.64.34.138.