rtko.cn - robtex.com
rtko.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.10.15.177🇭🇰 HDHK122.10.14.0/23 Proxy-registered route object | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-27-251.defastlink.net | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-48-223.defastlink.net | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1752045212 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034546407 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
○NSjm1.dns.com2021-02-06 → 2021-02-06 · 4 obs
● 2021-02-06 17:08:26
○ 2026-02-16 06:49:26
○ 2026-03-23 11:22:20
○NSjm2.dns.com2021-02-06 → 2021-02-06 · 4 obs
● 2021-02-06 17:08:26
○ 2026-02-16 06:49:26
○ 2026-03-23 11:22:20
○NSns1.dnsdun.com2020-01-11 → 2020-01-11 · 3 obs
○ 2021-02-06 17:08:26
○ 2026-03-23 11:22:20
○NSns1.dnsdun.net2020-01-11 → 2020-01-11 · 3 obs
○ 2021-02-06 17:08:26
○ 2026-03-23 11:22:20
●NSns1.judns.com2026-02-16 → 2026-03-23 · 3 obs
● 2026-02-16 06:49:26
● 2026-03-23 11:22:20
●NSns1.julydns.com2026-02-16 → 2026-03-23 · 3 obs
● 2026-02-16 06:49:26
● 2026-03-23 11:22:20
●NSns2.judns.com2026-02-16 → 2026-03-23 · 3 obs
● 2026-02-16 06:49:26
● 2026-03-23 11:22:20
●NSns2.julydns.com2026-02-16 → 2026-03-23 · 3 obs
● 2026-02-16 06:49:26
● 2026-03-23 11:22:20
●A122.10.15.1772026-02-16 → 2026-03-23 · 3 obs
● 2026-02-16 06:49:26
● 2026-03-23 11:22:20
○A172.80.52.862020-01-11 → 2020-01-11 · 3 obs
○ 2021-02-06 17:08:26
○ 2026-03-23 11:22:20
○A45.194.151.1652021-02-06 → 2021-02-06 · 4 obs
● 2021-02-06 17:08:26
○ 2026-02-16 06:49:26
○ 2026-03-23 11:22:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| rtko.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtko.cn (unsigned zone)
⏱️ Timing
Total: 2184ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.10.15.177 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
rtko.cn points to IP number: 122.10.15.177.
Other host names such as 157778.cn, 131832.cn, 157695.cn, sisaedu.cn and 817276.cn share IPs with rtko.cn.
Name Servers
rtko.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
rtko.cn at least partially shares name servers with other domains, for instance 169336.cn, yunsun365.com, wyglpx.com, 1touchealth.com.cn and haskhb.com.
Host names with a single IP:
ns1.judns.com points to: 47.97.51.45
ns2.judns.com points to: 162.159.27.251
ns1.julydns.com points to: 47.97.51.45
ns2.julydns.com points to: 162.159.48.223
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com