cathywu.tech - dns.ninja

`cathywu.tech`

DNSSEC	⚠️ Not signed
A	52.68.146.196^{🇯🇵 Amazon52.68.0.0/15 EC2 NRT prefix}
		PTR	`ec2-52-68-146-196.ap-northeast-1.compute.amazonaws.com`
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 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,}
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1784225039

Same first word

cathywu.github.io

cathywu.tech

Similar names

wucathy.com

DNS History

4 records (3 active, 1 former)

●NSdns10.hichina.com2016-12-13 → 2026-07-16 · 2 obs

● 2016-12-13 02:04:26
● 2026-07-16 18:22:52

●NSdns9.hichina.com2016-12-13 → 2026-07-16 · 2 obs

● 2016-12-13 02:04:26
● 2026-07-16 18:22:52

●A52.68.146.1962017-11-03 → 2026-07-16 · 3 obs

○ 2016-12-13 02:04:26
● 2017-11-03 14:02:54
● 2026-07-16 18:22:52

○A52.77.141.302016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 02:04:26
○ 2017-11-03 14:02:54
○ 2026-07-16 18:22:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	-
cathywu.tech	dns9.hichina.com, dns10.hichina.com	-

✅ Authoritative Response

Server:139.224.142.121

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cathywu.tech (unsigned zone)

⏱️ Timing

Total: 1513ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.68.146.196`
NS	2	`dns9.hichina.com, dns10.hichina.com`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

cathywu.tech resolves to one IP address: 52.68.146.196.

Other host names, such as ec2-52-68-146-196.ap-northeast-1.compute.amazonaws.com, share IP numbers with cathywu.tech.

Name Servers

cathywu.tech is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

cathywu.tech uses the same name servers as several other domains — among them nbgzjlb.com, tip8.net, psy-1.com and two more.

cathywu.tech at least partially shares name servers with other domains, including anchen.com.cn, ggann.com, jikebufa.cn and ifuture.me.

Hostnames that resolve to 9 IP addresses:

dns10.hichina.com resolves to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.

dns9.hichina.com resolves to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.