cktwo.com - robtex.com
cktwo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.23.171.101🇺🇸 FASTNET-AS154.23.171.0/24 KURUN CLOUD INC | ||||||
| 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=1751180025 | ||||||
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=1771291435 | ||||||
Same first word
cktwo.com |
Similar names
DNS History
14 records (5 active, 9 former)
●NSns1.judns.com2026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 19:33:08
● 2026-03-23 23:41:28
●NSns1.julydns.com2026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 19:33:08
● 2026-03-23 23:41:28
○NSns1637.ztomy.com2015-10-13 → 2019-04-15 · 6 obs
○ 2015-12-25 21:20:02
○ 2017-02-06 05:56:52
● 2019-04-15 06:30:12
○ 2026-03-22 19:33:08
○ 2026-03-23 23:41:28
●NSns2.judns.com2026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 19:33:08
● 2026-03-23 23:41:28
●NSns2.julydns.com2026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 19:33:08
● 2026-03-23 23:41:28
○NSns2637.ztomy.com2015-10-13 → 2019-04-15 · 6 obs
○ 2015-12-25 21:20:02
○ 2017-02-06 05:56:52
● 2019-04-15 06:30:12
○ 2026-03-22 19:33:08
○ 2026-03-23 23:41:28
○NSsk.s5.ans1.ns148.ztomy.com2015-12-25 → 2017-02-06 · 5 obs
● 2015-12-25 21:20:02
● 2017-02-06 05:56:52
○ 2019-04-15 06:30:12
○ 2026-03-23 23:41:28
○NSsk.s5.ans2.ns148.ztomy.com2015-12-25 → 2017-02-06 · 5 obs
● 2015-12-25 21:20:02
● 2017-02-06 05:56:52
○ 2019-04-15 06:30:12
○ 2026-03-23 23:41:28
○A128.136.35.262015-05-01 → 2015-05-01 · 4 obs
● 2015-05-01 12:18:04
○ 2015-10-13 11:47:14
○ 2026-03-23 23:41:28
●A154.23.171.1012026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 19:33:08
● 2026-03-23 23:41:28
○A204.11.56.372015-10-13 → 2019-04-15 · 7 obs
● 2015-10-13 11:47:14
○ 2015-12-25 21:20:02
○ 2017-02-06 05:56:52
● 2019-04-15 06:30:12
○ 2026-03-22 19:33:08
○ 2026-03-23 23:41:28
○A208.91.197.462015-12-25 → 2017-02-06 · 5 obs
● 2015-12-25 21:20:02
● 2017-02-06 05:56:52
○ 2019-04-15 06:30:12
○ 2026-03-23 23:41:28
○PTRns1637.ztomy.com2019-04-15 → 2019-04-15 · 4 obs
● 2019-04-15 06:30:12
○ 2026-03-22 19:33:08
○ 2026-03-23 23:41:28
○PTRsk.s5.ans1.ns148.ztomy.com2017-02-06 → 2017-02-06 · 3 obs
○ 2019-04-15 06:30:12
○ 2026-03-23 23:41:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net... | - |
| cktwo.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cktwo.com (unsigned zone)
⏱️ Timing
Total: 2276ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.23.171.101 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
cktwo.com resolves to a single IP: 154.23.171.101.
Other host names, for instance 7.xianhehuanjing.com, xianhehuanjing.com, 6.xianhehuanjing.com, 8.xianhehuanjing.com and 12.xianhehuanjing.com share IP numbers with cktwo.com.
Name Servers
cktwo.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
cktwo.com shares some name servers with other domains, for example tj-jinsun.com.cn, ozozz.com, tsghzx.com, cyzc8.com and jstdzl.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
Names pointing to 47.97.51.45: ns1.judns.com, ns1.julydns.com