ymck.cn - robtex.com
ymck.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns10.guoxuwang.com ⭐ | ||||||
| A | 106.15.181.169🇨🇳 Alibaba-Cloud106.15.0.0/16 Alibaba (US) Technology Co., Ltd. | ||||||
| PTR | ns1.gxkjdns.com | ||||||
| NS | ns1.bjguoxu.net | ||||||
| A | 2408:4002:101e:6700::169🇨🇳 Alibaba-Cloud2408:4002::/33 | ||||||
| A | 106.15.181.169🇨🇳 Alibaba-Cloud106.15.0.0/16 Alibaba (US) Technology Co., Ltd. | ||||||
| PTR | ns1.gxkjdns.com | ||||||
| NS | ns2.bjguoxu.net | ||||||
| A | 2408:4003:10e9:3800::193🇨🇳 Alibaba-Cloud2408:4003::/33 | ||||||
| A | 47.106.72.193🇨🇳 Alibaba-Cloud47.106.0.0/16 | ||||||
| PTR | ns2.gxkjdns.com | ||||||
| MX | mxw.263.net ⭐ | ||||||
| A | 143.110.227.31🇺🇸 DIGITALOCEAN143.110.224.0/20 DigitalOcean | ||||||
| A | 164.92.126.242🇺🇸 DIGITALOCEAN164.92.96.0/19 DigitalOcean | ||||||
| MX | mx.263.net(10) | ||||||
| A | 38.83.106.84🇺🇸 AS6319938.83.106.0/24 CS-34755 | ||||||
| PTR | us-mx1.263.net | ||||||
| A | 38.83.106.85🇺🇸 AS6319938.83.106.0/24 CS-34755 | ||||||
| PTR | us-mx2.263.net | ||||||
| A | 143.110.227.31🇺🇸 DIGITALOCEAN143.110.224.0/20 DigitalOcean | ||||||
| A | 164.92.126.242🇺🇸 DIGITALOCEAN164.92.96.0/19 DigitalOcean | ||||||
| TXT | v=spf1 include:spf.263.net -all | ||||||
| TXT | 495657579-308535253 | ||||||
| SOA | ns10.guoxuwang.comrname@invalid serial=1753 | ||||||
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=2035124567 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.bjguoxu.net2026-06-02 → 2026-08-02 · 2 obs
● 2026-08-02 14:59:22
●NSns10.guoxuwang.com2026-06-02 → 2026-08-02 · 2 obs
● 2026-08-02 14:59:22
●NSns2.bjguoxu.net2026-06-02 → 2026-08-02 · 2 obs
● 2026-08-02 14:59:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn... | - |
| ymck.cn | ns1.bjguoxu.net, ns2.bjguoxu.net | - |
✅ Authoritative Response
Server:106.15.181.169
NS records: ns1.bjguoxu.net, ns2.bjguoxu.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ymck.cn (unsigned zone)
⏱️ Timing
Total: 1148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.bjguoxu.net, ns1.bjguoxu.net |
| MX | 2 | mx.263.net (pri: 10), mxw.263.net (pri: 5) |
| TXT | 2 | v=spf1 include:spf.263.net -all, 495657579-308535253 |
| SOA | 1 | ns10.guoxuwang.com rname.invalid |
Analysis
Name Servers
ymck.cn is served by three name servers: ns10.guoxuwang.com, ns1.bjguoxu.net and ns2.bjguoxu.net.
ymck.cn partially shares its NS delegation with several other domains, including peeavp.com.cn, centerm.cn, iitdc.com.cn and two others.
These name servers regularly co-occur with the name servers ns11.guoxuwang.com, ns1.gxkjdns.com and ns2.gxkjdns.com.
Host names with two IP numbers:
The A records for ns1.bjguoxu.net return 106.15.181.169 and 2408:4002:101e:6700::169.
The A records for ns2.bjguoxu.net return 47.106.72.193 and 2408:4003:10e9:3800::193.
Host names pointing to a single IP address:
ns10.guoxuwang.com resolves to the IP address 106.15.181.169.
ns1.bjguoxu.net and ns10.guoxuwang.com each have 106.15.181.169 IP addresses.
Mail Servers
ymck.cn has two mail servers: mx.263.net and mxw.263.net.
ymck.cn shares the same mail server setup as other domains, including zjyunmei.com, sh.vinpac.com, xingchenglass.com and two others.
ymck.cn partially shares its mail servers with other domains; known examples include eraled.com, highlubesh.com and newcanghai.com.
Host names resolving to four IP addresses:
mx.263.net maps to the following IP addresses: 38.83.106.84, 38.83.106.85, 143.110.227.31 and 164.92.126.242.
Host names with two IP numbers:
The A records for mxw.263.net return 143.110.227.31 and 164.92.126.242.
mx.263.net and mxw.263.net each have 143.110.227.31 IP addresses.
mx.263.net and mxw.263.net each have 164.92.126.242 IP addresses.