`jcfwb.com`

DNSSEC	⚠️ Not signed
A	103.41.18.105^{🇨🇳 harry-ASN103.41.16.0/22 HONG KONG KOWLOON TELECOMMUNICATION CO., LIMITED}
NS	`a1.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b1.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
SOA	`a.share-dns.com`master@share-dns.com serial=1769577276

`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

www.jcfwb.com

Similar names

bcjfw.com

bjfcw.com

cjfwb.com

jcbwf.com

fcjbw.com

fcbjw.com

fjbcw.com

bjcfw.com

bfjcw.com

jcwfb.com

bjcwf.com

DNS History

11 records (5 active, 6 former)

●NSa.share-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-20 15:29:36
● 2026-03-24 10:11:02

●NSa1.share-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-20 15:29:36
● 2026-03-24 10:11:02

●NSb.share-dns.net2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-20 15:29:36
● 2026-03-24 10:11:02

●NSb1.share-dns.net2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-20 15:29:36
● 2026-03-24 10:11:02

○NSns1.eedns.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 13:24:08
○ 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

○NSns1.fanlilao.com2017-08-20 → 2017-08-20 · 3 obs

○ 2016-12-17 13:24:08
● 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

○NSns2.eedns.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 13:24:08
○ 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

○NSns2.fanlilao.com2017-08-20 → 2017-08-20 · 3 obs

○ 2016-12-17 13:24:08
● 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

●A103.41.18.1052026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-20 15:29:36
● 2026-03-24 10:11:02

○A45.34.167.1542017-08-20 → 2017-08-20 · 3 obs

○ 2016-12-17 13:24:08
● 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

○A68.64.164.2102016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 13:24:08
○ 2017-08-20 15:29:36
○ 2026-03-24 10:11:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jcfwb.com	b1.share-dns.net, a1.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b1.share-dns.net, a1.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcfwb.com (unsigned zone)

⏱️ Timing

Total: 506ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.41.18.105`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a1.share-dns.com)

Analysis

Hierarchy

jcfwb.com is the parent of www.jcfwb.com.

IP Addresses

jcfwb.com points to IP number 103.41.18.105.

Other host names for example icarvie.com, rlqgs.com and www.jcfwb.com share IP numbers with jcfwb.com.

Name Servers

jcfwb.com is delegated to four name servers: a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net.

jcfwb.com shares name servers with other domains at least partially, for example zjyuanda.com, srvmac.com, wxsljn.com, 30qx.com and zjgzlk.com.