`cdtupo.com`

DNSSEC	⚠️ Not signed
A	122.247.216.250^{🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC122.247.216.0/21 Chinanet-NingBo-IDC}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-27-251.defastlink.net`
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-48-223.defastlink.net`
SOA	`ns1.julydns.com`master@jmdns.com serial=1773653093

`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=1771291435

⚠️ On DNS blocklist: tif

Subdomains

www.cdtupo.com

Same first word

cdtupo.com

Similar names

podcut.ru

ptudoc.com

dotcpu.com

DNS History

5 records (5 active, 0 former)

●NSns1.judns.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 04:55:48
● 2026-03-23 01:10:16

●NSns1.julydns.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 04:55:48
● 2026-03-23 01:10:16

●NSns2.judns.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 04:55:48
● 2026-03-23 01:10:16

●NSns2.julydns.com2026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 04:55:48
● 2026-03-23 01:10:16

●A122.247.216.2502026-02-17 → 2026-03-23 · 2 obs

● 2026-02-17 04:55:48
● 2026-03-23 01:10:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cdtupo.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:47.97.51.45

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdtupo.com (unsigned zone)

⏱️ Timing

Total: 3652ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`122.247.216.250`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

Hierarchy

The parent of www.cdtupo.com is cdtupo.com.

IP Addresses

cdtupo.com points to an IP address: 122.247.216.250.

other host names include guangzhou.rckcg87.cn, efimt.cn, guangzhou.nn560256.cn, m.155627.cn and changsha.sz700390.cn; they share IP numbers with cdtupo.com.

Name Servers

cdtupo.com delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

cdtupo.com at least partially shares name servers with other domains, for instance njhanbao.com, hao123gouwu.cn, arden.com.cn, ahyuji.com and mxsmrw.cn.