robkoo.com - dns.ninja

`robkoo.com`

DNSSEC	⚠️ Not signed
A	139.196.191.227^{🇨🇳 Alibaba-Cloud139.196.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`vip3.alidns.com` ⭐
		A	2408:4009:500::3^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.3^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.5^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.210^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.136^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.26^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.10^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip4.alidns.com`
		A	2408:4009:500::4^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.4^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.6^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.211^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.137^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.27^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.11^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`vip3.alidns.com`hostmaster@hichina.com 2025-12-10 #11

`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.net`nstld@verisign-grs.com serial=1782630690

Same first word

robkoo.com

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DNS History

10 records (5 active, 5 former)

○NSns29.domaincontrol.com2016-12-19 → 2018-08-12 · 4 obs

● 2016-12-19 14:33:34
● 2018-08-12 11:21:12
○ 2026-02-20 18:27:32
○ 2026-06-28 07:15:08

○NSns30.domaincontrol.com2016-12-19 → 2018-08-12 · 4 obs

● 2016-12-19 14:33:34
● 2018-08-12 11:21:12
○ 2026-02-20 18:27:32
○ 2026-06-28 07:15:08

●NSvip3.alidns.com2026-02-20 → 2026-06-28 · 3 obs

○ 2018-08-12 11:21:12
● 2026-02-20 18:27:32
● 2026-06-28 07:15:08

●NSvip4.alidns.com2026-02-20 → 2026-06-28 · 3 obs

○ 2018-08-12 11:21:12
● 2026-02-20 18:27:32
● 2026-06-28 07:15:08

○MXmailstore1.secureserver.net2016-12-19 → 2018-08-12 · 4 obs

● 2016-12-19 14:33:34
● 2018-08-12 11:21:12
○ 2026-02-20 18:27:32
○ 2026-06-28 07:15:08

●MXmxbiz1.qq.com2026-02-20 → 2026-06-28 · 3 obs

○ 2018-08-12 11:21:12
● 2026-02-20 18:27:32
● 2026-06-28 07:15:08

●MXmxbiz2.qq.com2026-02-20 → 2026-06-28 · 3 obs

○ 2018-08-12 11:21:12
● 2026-02-20 18:27:32
● 2026-06-28 07:15:08

○MXsmtp.secureserver.net2016-12-19 → 2018-08-12 · 4 obs

● 2016-12-19 14:33:34
● 2018-08-12 11:21:12
○ 2026-02-20 18:27:32
○ 2026-06-28 07:15:08

○A121.40.27.552016-12-19 → 2018-08-12 · 4 obs

● 2016-12-19 14:33:34
● 2018-08-12 11:21:12
○ 2026-02-20 18:27:32
○ 2026-06-28 07:15:08

●A139.196.191.2272026-02-20 → 2026-06-28 · 3 obs

○ 2018-08-12 11:21:12
● 2026-02-20 18:27:32
● 2026-06-28 07:15:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
robkoo.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 robkoo.com (unsigned zone)

⏱️ Timing

Total: 487ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.196.191.227`
NS	2	`vip4.alidns.com, vip3.alidns.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
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

IP Addresses

robkoo.com points to a single IP number: 139.196.191.227.

Name Servers

DNS delegation for robkoo.com points to two name servers: vip3.alidns.com and vip4.alidns.com.

robkoo.com shares its name server setup with other domains, including meiya.com, qicdn.cn, roechling-automotive.cn and two others.

At least some of robkoo.com's name servers are shared with other domains, for example westmining.com, koeryshi.com, bio-protocol.org and two more.

These name servers tend to be deployed in combination with the name servers vip1.alidns.com and vip2.alidns.com.

Host names with 7 IP numbers:

vip3.alidns.com has IP addresses 8.212.93.3, 140.205.1.5 and 170.33.32.210, plus 4 other.

vip4.alidns.com has IP addresses 8.212.93.4, 140.205.1.6 and 170.33.32.211, plus 4 other.

Mail Servers

robkoo.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

robkoo.com shares the same mail server setup as other domains, including cosonic.net, microerp.net, keenun.com and two others.

robkoo.com has mail servers in common with other domains — for example 73994.com, 51yunjiankong.com and jingkuntech.com.