ifyouknowit.com - robtex.com
ifyouknowit.com
| CNAME | expired.hichina.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 8.218.208.240🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 47.76.127.217🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| A | 47.91.170.222🇭🇰 Alibaba-Cloud47.91.128.0/18 Alibaba Cloud | ||||||
| NS | ns1.alidns.com ⭐ ⚠️ Not in parent delegation | ||||||
| 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 parent delegation | ||||||
| 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, | ||||||
| SOA | ns1.alidns.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
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=1777281676 | ||||||
Subdomains
Same first word
ifyouknowit.com |
DNS History
20 records (5 active, 15 former)
○NSa.share-dns.com2026-03-19 → 2026-04-27 · 2 obs
○ 2026-04-27 09:23:52
○NSa9.share-dns.com2026-03-19 → 2026-04-27 · 2 obs
○ 2026-04-27 09:23:52
○NSb.share-dns.net2026-03-19 → 2026-04-27 · 2 obs
○ 2026-04-27 09:23:52
○NSb9.share-dns.net2026-03-19 → 2026-04-27 · 2 obs
○ 2026-04-27 09:23:52
○NScorey.ns.cloudflare.com2026-03-19 → 2026-03-19 · 4 obs
● 2026-03-19 18:51:22
○ 2026-03-27 11:36:50
○ 2026-04-27 09:23:52
○NSdns1.bigrock.in2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
○NSdns2.bigrock.in2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
○NSdns3.bigrock.in2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
○NSdns4.bigrock.in2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
●NSexpirens3.hichina.com2026-03-27 → 2026-04-27 · 3 obs
● 2026-03-27 11:36:50
● 2026-04-27 09:23:52
●NSexpirens4.hichina.com2026-03-27 → 2026-04-27 · 3 obs
● 2026-03-27 11:36:50
● 2026-04-27 09:23:52
○NSns2.ifyouknowit.com2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
○NSns3.ifyouknowit.com2015-06-20 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
●NSns7.alidns.com2026-03-27 → 2026-04-27 · 3 obs
● 2026-03-27 11:36:50
● 2026-04-27 09:23:52
●NSns8.alidns.com2026-03-27 → 2026-04-27 · 3 obs
● 2026-03-27 11:36:50
● 2026-04-27 09:23:52
○NSpat.ns.cloudflare.com2026-03-19 → 2026-03-19 · 4 obs
● 2026-03-19 18:51:22
○ 2026-03-27 11:36:50
○ 2026-04-27 09:23:52
○MXmail.ifyouknowit.com2016-06-21 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
○A156.254.16.982026-03-19 → 2026-04-27 · 2 obs
○ 2026-04-27 09:23:52
○A208.78.220.1182016-06-21 → 2020-02-11 · 4 obs
● 2020-02-11 07:34:06
○ 2026-03-19 18:51:22
○ 2026-04-27 09:23:52
●CNAMEexpired.hichina.com2026-03-27 → 2026-04-27 · 2 obs
● 2026-04-27 09:23:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ifyouknowit.com | expirens3.hichina.com, expirens4.hichina.com | 18 records |
✅ Authoritative Response
Server:2408:4009:501::42
NS records: expirens3.hichina.com, expirens4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ifyouknowit.com (unsigned zone)
⏱️ Timing
Total: 2555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns8.alidns.com, ns7.alidns.com |
| CNAME | 1 | expired.hichina.com |
| SOA | 1 | ns7.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (expirens3.hichina.com, expirens3.hichina.com, expirens3.hichina.com...)
Analysis
Hierarchy
ifyouknowit.com is a parent of ns2.ifyouknowit.com and www.ifyouknowit.com.
IP Addresses
ifyouknowit.com points to three IP numbers: 8.218.208.240, 47.76.127.217 and 47.91.170.222.
Other host names, for instance expired.hichina.com share IP numbers with ifyouknowit.com.
Name Servers
ifyouknowit.com is delegated to two name servers: ns1.alidns.com and ns2.alidns.com.
ifyouknowit.com shares the same name server setup as lightcolor.cn, googlehouse.tw, e25dbe21c1024.beer, chinalangyi.com and saintbud.com.
ifyouknowit.com at least partially shares name servers with other domains, for instance fenght.com, ajfootwear.com, zplay.net, jysdy.com and 11c.edu.pl.
these name servers are commonly used with ns7.alidns.com, ns8.alidns.com, dns10.hichina.com, dns9.hichina.com, dns25.hichina.com, dns26.hichina.com and dns23.hichina.com.
Nine IP numbers per host:
ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.
ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.