`jysbc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:12de^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b7d7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.222^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.215^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kira.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kira.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kira.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kira.ns.cloudflare.com`
		A	108.162.194.197^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kira.ns.cloudflare.com`
		A	162.159.38.197^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kira.ns.cloudflare.com`
		A	172.64.34.197^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kira.ns.cloudflare.com`
NS	`norman.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norman.ns.cloudflare.com`
		A	108.162.193.217^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	172.64.33.217^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	173.245.59.217^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.18.222, 172.67.183.215
		IPv6	2606:4700:3031::6815:12de, 2606:4700:3037::ac43:b7d7
SOA	`kira.ns.cloudflare.com`dns@cloudflare.com serial=2399042517

`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=1774409337

Same first word

jysbc.com

Similar names

bysjc.com

jbysc.com

jsybc.com

ycsjb.com

bjcsy.org

csjyb.com

bjcsy.cn

scybj.com

scjby.com

bjscy.com

ycjsb.com

bjsyc.com

jsybc.com.cn

bscjy.cn

jycbs.com

sjbyc.com

jsbyc.com

bjycs.cn

ycbjs.com

jbsyc.cn

csbjy.com

scjyb.com

cbjys.com

jybsc.com

byjsc.com

bsjcy.com

jsbcy.com

ycbsj.com

jsybc.cn

bjcys.com

scyjb.com

jbsyc.com

DNS History

16 records (6 active, 10 former)

○NSjm1.dns.com2020-01-17 → 2020-01-17 · 4 obs

○ 2017-03-15 14:42:02
● 2020-01-17 11:16:08
○ 2026-02-25 23:10:14
○ 2026-03-25 03:31:24

○NSjm2.dns.com2020-01-17 → 2020-01-17 · 4 obs

○ 2017-03-15 14:42:02
● 2020-01-17 11:16:08
○ 2026-02-25 23:10:14
○ 2026-03-25 03:31:24

●NSkira.ns.cloudflare.com2026-03-25 → 2026-03-25 · 3 obs

○ 2026-03-02 02:28:32
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

●NSnorman.ns.cloudflare.com2026-03-25 → 2026-03-25 · 3 obs

○ 2026-03-02 02:28:32
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

○NSns.nagor.cn2015-12-12 → 2016-07-12 · 4 obs

● 2015-12-12 05:42:42
● 2016-07-12 19:01:00
○ 2017-03-15 14:42:02
○ 2026-03-25 03:31:24

○NSns.nagor.com.cn2015-12-12 → 2016-07-12 · 4 obs

● 2015-12-12 05:42:42
● 2016-07-12 19:01:00
○ 2017-03-15 14:42:02
○ 2026-03-25 03:31:24

○NSns1.dnsnw.com2015-12-12 → 2017-03-15 · 4 obs

● 2015-12-12 05:42:42
● 2017-03-15 14:42:02
○ 2020-01-17 11:16:08
○ 2026-03-25 03:31:24

○NSns1.kouming.net2026-02-25 → 2026-03-02 · 5 obs

○ 2020-01-17 11:16:08
● 2026-02-25 23:10:14
● 2026-03-02 02:28:32
○ 2026-03-25 03:31:22
○ 2026-03-25 03:31:24

○NSns2.dnsnw.com2015-12-12 → 2016-07-12 · 4 obs

● 2015-12-12 05:42:42
● 2016-07-12 19:01:00
○ 2017-03-15 14:42:02
○ 2026-03-25 03:31:24

○NSns2.kouming.net2026-02-25 → 2026-03-02 · 5 obs

○ 2020-01-17 11:16:08
● 2026-02-25 23:10:14
● 2026-03-02 02:28:32
○ 2026-03-25 03:31:22
○ 2026-03-25 03:31:24

●A104.21.18.2222026-03-25 → 2026-03-25 · 3 obs

○ 2026-02-25 23:10:14
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

●A172.67.183.2152026-03-25 → 2026-03-25 · 3 obs

○ 2026-02-25 23:10:14
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

○A23.236.97.1632017-03-15 → 2017-03-15 · 3 obs

● 2017-03-15 14:42:02
○ 2026-02-25 23:10:14
○ 2026-03-25 03:31:24

●A2606:4700:3031::6815:12de2026-03-25 → 2026-03-25 · 3 obs

○ 2026-02-25 23:10:14
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

●A2606:4700:3037::ac43:b7d72026-03-25 → 2026-03-25 · 3 obs

○ 2026-02-25 23:10:14
● 2026-03-25 03:31:22
● 2026-03-25 03:31:24

○CNAME244726.vhost21.mianbeian.top2017-03-15 → 2017-03-15 · 3 obs

● 2017-03-15 14:42:02
○ 2020-01-17 11:16:08
○ 2026-03-25 03:31:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net...	-
jysbc.com	norman.ns.cloudflare.com, kira.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.217

NS records: norman.ns.cloudflare.com, kira.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jysbc.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.18.222, 172.67.183.215`
AAAA	2	`2606:4700:3037::ac43:b7d7, 2606:4700:3031::6815:12de`
NS	2	`kira.ns.cloudflare.com, norman.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kira.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (norman.ns.cloudflare.com, norman.ns.cloudflare.com, norman.ns.cloudflare.com...)

Analysis

IP Addresses

jysbc.com maps to four IP numbers: 2606:4700:3031::6815:12de, 2606:4700:3037::ac43:b7d7, 104.21.18.222 and 172.67.183.215.

Other host names, for instance helpbi.com, shoeby.nl, 2wlink.com, mail.nrw.2wlink.com and mp3.top-kniga.ru share IP numbers with jysbc.com.

Name Servers

Two name servers kira.ns.cloudflare.com and norman.ns.cloudflare.com handle delegation for jysbc.com.

jysbc.com uses the same name server setup as other domains, for example ttzzw.com, xabfl.com, yhpxz.com, tjskcy.com and yuanlives.com.

jysbc.com partially shares name servers with other domains; examples include shuiyihan.com, themenu.menu, hmhmbk.com, nhgt.net and mexmasala.com.

These name servers are commonly used with rohin.ns.cloudflare.com, jaziel.ns.cloudflare.com and eloise.ns.cloudflare.com.

Host names with six IP numbers: kira.ns.cloudflare.com points to: 2606:4700:50::a29f:26c5, 2803:f800:50::6ca2:c2c5, 2a06:98c1:50::ac40:22c5, 108.162.194.197, 162.159.38.197 and 172.64.34.197; norman.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd9, 2803:f800:50::6ca2:c1d9, 2a06:98c1:50::ac40:21d9, 108.162.193.217, 172.64.33.217 and 173.245.59.217.

jysbc.com - robtex.com

jysbc.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`jysbc.com`

`com`