zknow.com - dns.ninja
zknow.com
| CNAME | l7-zknow.infra.lb.zknowcs.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2407:c080:801:fffe::7b3c:a074🇨🇳 AS559902407:c080:800::/37 | ||||||
| A | 123.60.160.116🇨🇳 AS55990123.60.128.0/18 | ||||||
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=1783291346 | ||||||
Subdomains
infra.zknow.com |
Same first word
zknow.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSa.dns.hostway.net2015-08-01 → 2017-02-03 · 4 obs
● 2015-08-01 08:11:56
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
○NSb.dns.hostway.net2015-08-01 → 2017-02-03 · 4 obs
● 2015-08-01 08:11:56
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
●NSvip3.alidns.com2026-03-29 → 2026-07-05 · 3 obs
○ 2017-02-03 01:20:46
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
●NSvip4.alidns.com2026-03-29 → 2026-07-05 · 3 obs
○ 2017-02-03 01:20:46
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
●MXhzmx01.mxmail.netease.com2026-03-29 → 2026-07-05 · 2 obs
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
● 2026-07-05 22:43:02
●MXhzmx02.mxmail.netease.com2026-03-29 → 2026-07-05 · 2 obs
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
● 2026-07-05 22:43:02
○A216.139.212.1692015-08-01 → 2017-02-03 · 4 obs
● 2015-08-01 08:11:56
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
● 2017-02-03 01:20:46
○ 2026-03-29 05:15:40
○ 2026-07-05 22:43:02
●CNAMEl7-zknow.infra.lb.zknowcs.com2026-03-29 → 2026-07-05 · 2 obs
● 2026-03-29 05:15:40
● 2026-07-05 22:43:02
● 2026-07-05 22:43:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zknow.com | vip3.alidns.com, vip4.alidns.com | 22 records |
✅ Authoritative Response
Server:121.40.6.164
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zknow.com (unsigned zone)
⏱️ Timing
Total: 774ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip4.alidns.com, vip3.alidns.com |
| MX | 2 | hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.163.com include:_netb |
| CNAME | 1 | l7-zknow.infra.lb.zknowcs.com |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
Hierarchy
infra.zknow.com is delegated beneath zknow.com.
IP Addresses
zknow.com has two IP addresses: 123.60.160.116 and 2407:c080:801:fffe::7b3c:a074
Other host names, for instance l7-zknow.infra.lb.zknowcs.com share IP numbers with zknow.com.