`updun.com`

DNSSEC	⚠️ Not signed
A	156.224.60.226^{🇭🇰 ASLINE-AS-AP156.224.48.0/20}
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=1763826500

`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

Subdomains

mail.updun.com

Same first word

updun.com

Similar names

nupud.com

pundu.io

DNS History

7 records (5 active, 2 former)

○NSdns10.hichina.com2015-08-11 → 2016-09-20 · 4 obs

● 2015-08-11 03:46:08
● 2016-09-20 04:45:50
○ 2026-03-22 11:14:16
○ 2026-03-22 22:17:12

○NSdns9.hichina.com2015-08-11 → 2016-09-20 · 4 obs

● 2015-08-11 03:46:08
● 2016-09-20 04:45:50
○ 2026-03-22 11:14:16
○ 2026-03-22 22:17:12

●NSns1.judns.com2026-03-22 → 2026-03-22 · 3 obs

○ 2016-09-20 04:45:50
● 2026-03-22 11:14:16
● 2026-03-22 22:17:12

●NSns1.julydns.com2026-03-22 → 2026-03-22 · 3 obs

○ 2016-09-20 04:45:50
● 2026-03-22 11:14:16
● 2026-03-22 22:17:12

●NSns2.judns.com2026-03-22 → 2026-03-22 · 3 obs

○ 2016-09-20 04:45:50
● 2026-03-22 11:14:16
● 2026-03-22 22:17:12

●NSns2.julydns.com2026-03-22 → 2026-03-22 · 3 obs

○ 2016-09-20 04:45:50
● 2026-03-22 11:14:16
● 2026-03-22 22:17:12

●A156.224.60.2262026-03-22 → 2026-03-22 · 2 obs

● 2026-03-22 11:14:16
● 2026-03-22 22:17:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
updun.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server: 162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for updun.com (unsigned zone)

⏱️ Timing

Total: 504ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.224.60.226`
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

updun.com is the parent of mail.updun.com.

IP Addresses

updun.com resolves to a single IP address: 156.224.60.226.

Other host names such as 555150.cn, mail.updun.com, ordp.cn and vbwef.cn share IP numbers with updun.com.

Name Servers

updun.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

updun.com at least partially shares name servers with other domains, including yoyolv.com, wsqwyz.com, okpu.net, zzthyl.com and liuxingze.com.