`jamch.cn`

DNSSEC	🔒 Signed (DS record present)
NS	`boyd.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`boyd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`boyd.ns.cloudflare.com`
		A	108.162.193.75^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.75^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.75^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a5b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dara.ns.cloudflare.com`
		A	108.162.192.91^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dara.ns.cloudflare.com`
		A	172.64.32.91^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dara.ns.cloudflare.com`
		A	173.245.58.91^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dara.ns.cloudflare.com`
SOA	`boyd.ns.cloudflare.com`dns@cloudflare.com serial=2410412835

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn 2035-10-09 #32

Subdomains

os.jamch.cn

Same first word

jamch.cn

Similar names

jcham.com

jahmc.com

jahmc.net

amhjc.com

hamjc.com

cjham.com

jmhca.com

jacmh.org

jahcm.org

jmhca.net

jmach.net

ajmch.com

jahmc.org

jcham.ch

jhcam.com

chmaj.net

hcmja.com

mjhca.com

jmach.mobi

jmach.cn

mjcha.com

hmjac.com

chmaj.com

chamj.com

jahmc.jp

jmhca.ca

chmaj.pl

jamhc.com

jhcam.tv

jahmc.or.jp

ajmhc.com

ajchm.com

mhjca.org

jmahc.github.io

ahjmc.com

ahmjc.org

mjhca.co.uk

DNS History

2 records (2 active, 0 former)

●NSboyd.ns.cloudflare.com2026-07-01 → 2026-07-28 · 2 obs

● 2026-07-01 13:04:46
● 2026-07-28 09:18:18

●NSdara.ns.cloudflare.com2026-07-01 → 2026-07-28 · 2 obs

● 2026-07-01 13:04:46
● 2026-07-28 09:18:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
jamch.cn	boyd.ns.cloudflare.com, dara.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.75

NS records: boyd.ns.cloudflare.com, dara.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1099ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`boyd.ns.cloudflare.com, dara.ns.cloudflare.com`
SOA	1	`boyd.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

os.jamch.cn is a subdomain of jamch.cn.

Name Servers

jamch.cn uses two name servers for its delegation: boyd.ns.cloudflare.com and dara.ns.cloudflare.com.

jamch.cn has the same name server delegation as a number of other domains, such as b2lead.ai, bestsul.com.br, athenablogs.com and two more.

The name servers of jamch.cn overlap at least partially with those of other domains — among them 10wkt.com, cu888t6.com, stjohnsway.co.uk and two more.

These name servers commonly appear in combination with the name servers walt.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname boyd.ns.cloudflare.com directs to 108.162.193.75, 172.64.33.75 and 173.245.59.75 along with 3 other IP addresses.

Hostname dara.ns.cloudflare.com directs to 108.162.192.91, 172.64.32.91 and 173.245.58.91 along with 3 other IP addresses.

jamch.cn - robtex.com

jamch.cn

cn