optimize.cn - dns.ninja
optimize.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 43.134.15.177🇸🇬 TENCENT-NET-AP-CN43.134.0.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES | ||||||
| NS | dns13.hichina.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::21🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns14.hichina.com ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::22🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | ns1.alidns.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::1🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.45🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.55🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.205🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.215🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.45🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.55🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.115🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.125🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | ns2.alidns.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::2🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.46🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.56🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.206🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.216🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.46🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.56🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.116🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.126🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| TXT | b946fc90-30ee-4979-b05c-81110bd7f89f | ||||||
| TXT | 6ba8b64a31734f1ca1742b052ebb62cb | ||||||
| TXT | bf6ac71929a886cbaf8e20af2d654bf794d3136b | ||||||
| TXT | afternic-verification-V6RkycPgsm7rCndnfnYD4d | ||||||
| TXT | bf7d6ee1942b44e3a062232e61483ee6cb931ed6 | ||||||
| SOA | dns13.hichina.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
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=2034980082 | ||||||
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSdns13.hichina.com2026-03-27 → 2026-06-28 · 3 obs
● 2026-03-27 13:23:08
● 2026-06-28 16:56:10
●NSdns14.hichina.com2026-03-27 → 2026-06-28 · 3 obs
● 2026-03-27 13:23:08
● 2026-06-28 16:56:10
●NSns1.alidns.com2026-03-27 → 2026-06-28 · 3 obs
● 2026-03-27 13:23:08
● 2026-06-28 16:56:10
○NSns1.bodis.com2015-07-04 → 2017-02-07 · 4 obs
● 2017-02-07 22:17:46
○ 2026-03-27 13:23:08
○ 2026-06-28 16:56:10
●NSns2.alidns.com2026-03-27 → 2026-06-28 · 3 obs
● 2026-03-27 13:23:08
● 2026-06-28 16:56:10
○NSns2.bodis.com2015-07-04 → 2017-02-07 · 4 obs
● 2017-02-07 22:17:46
○ 2026-03-27 13:23:08
○ 2026-06-28 16:56:10
○MXmx76.m2bp.com2017-02-07 → 2017-02-07 · 3 obs
○ 2026-03-27 13:23:08
○ 2026-06-28 16:56:10
○MXmx76.mb1p.com2017-02-07 → 2017-02-07 · 3 obs
○ 2026-03-27 13:23:08
○ 2026-06-28 16:56:10
○A199.59.243.1202015-07-04 → 2017-02-07 · 4 obs
● 2017-02-07 22:17:46
○ 2026-03-27 13:23:08
○ 2026-06-28 16:56:10
●A43.134.15.1772026-03-27 → 2026-06-28 · 3 obs
● 2026-03-27 13:23:08
● 2026-06-28 16:56:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| optimize.cn | ns1.alidns.com, ns2.alidns.com | - |
✅ Authoritative Response
Server:139.224.142.115
NS records: ns1.alidns.com, ns2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimize.cn (unsigned zone)
⏱️ Timing
Total: 1607ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.134.15.177 |
| NS | 2 | dns13.hichina.com, dns14.hichina.com |
| TXT | 5 | bf7d6ee1942b44e3a062232e61483ee6cb931ed6, 6ba8b64a31734f1ca1742b052ebb62cb... |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
optimize.cn has exactly one IP address — 43.134.15.177.
bodybuilding.cn, futbol.cn, mpb.cn plus two other host names have IP numbers in common with optimize.cn.
Name Servers
Four name servers handle the delegation for optimize.cn: ns1.alidns.com, ns2.alidns.com, dns13.hichina.com and dns14.hichina.com.
optimize.cn partially shares its NS delegation with several other domains, including bigafashion.com, gwytb.gov.cn, winstoo.com and two others.
In DNS configurations, these name servers often share authority with ns7.alidns.com, ns8.alidns.com, dns21.hichina.com and 5 other name servers.
Hosts with 9 IP addresses each:
ns1.alidns.com resolves to 39.96.153.45, 39.96.153.55, 47.118.199.205 and 6 other IP addresses.
ns2.alidns.com resolves to 39.96.153.46, 39.96.153.56, 47.118.199.206 and 6 other IP addresses.
dns13.hichina.com resolves to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.
dns14.hichina.com resolves to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.