`jctfsb.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:bf5f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:5469^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.105^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.95^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ian.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b76^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c176^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2176^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ian.ns.cloudflare.com`
		A	108.162.193.118^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	172.64.33.118^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	173.245.59.118^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
NS	`surina.ns.cloudflare.com`
		A	2606:4700:50::a29f:2613^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c213^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`surina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2213^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`surina.ns.cloudflare.com`
		A	108.162.194.19^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	162.159.38.19^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
		A	172.64.34.19^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`surina.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.105, 172.67.191.95
		IPv6 hints	2606:4700:3033::ac43:bf5f, 2606:4700:3035::6815:5469
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`ian.ns.cloudflare.com`dns@cloudflare.com serial=2406682121

`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=1785431667

Same first word

jctfsb.com

Similar names

bjfstc.com

fsjbtc.com

bjfstc.cn

tjcfsb.com

bcjstf.com

jsftbc.com

scbtfj.com

DNS History

18 records (6 active, 12 former)

○NSa.share-dns.com2026-05-02 → 2026-05-16 · 5 obs

○ 2017-08-15 13:26:20
● 2026-05-02 22:21:28
● 2026-05-16 21:46:30
○ 2026-06-29 21:49:42
○ 2026-07-30 17:28:08

○NSa12.share-dns.com2026-05-02 → 2026-05-16 · 5 obs

○ 2017-08-15 13:26:20
● 2026-05-02 22:21:28
● 2026-05-16 21:46:30
○ 2026-06-29 21:49:42
○ 2026-07-30 17:28:08

○NSb.share-dns.net2026-05-02 → 2026-05-16 · 5 obs

○ 2017-08-15 13:26:20
● 2026-05-02 22:21:28
● 2026-05-16 21:46:30
○ 2026-06-29 21:49:42
○ 2026-07-30 17:28:08

○NSb12.share-dns.net2026-05-02 → 2026-05-16 · 5 obs

○ 2017-08-15 13:26:20
● 2026-05-02 22:21:28
● 2026-05-16 21:46:30
○ 2026-06-29 21:49:42
○ 2026-07-30 17:28:08

●NSian.ns.cloudflare.com2026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

○NSns1.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

○NSns2.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

○NSns3.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

○NSns4.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

○NSns5.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

○NSns6.myhostadmin.net2017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

●NSsurina.ns.cloudflare.com2026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

●A104.21.84.1052026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

●A172.67.191.952026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

○A210.56.58.2372017-08-15 → 2017-08-15 · 3 obs

● 2017-08-15 13:26:20
○ 2026-05-02 22:21:28
○ 2026-07-30 17:28:08

●A2606:4700:3033::ac43:bf5f2026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

●A2606:4700:3035::6815:54692026-06-29 → 2026-07-30 · 3 obs

○ 2026-05-16 21:46:30
● 2026-06-29 21:49:42
● 2026-07-30 17:28:08

○A38.6.21.132026-05-02 → 2026-05-16 · 5 obs

○ 2017-08-15 13:26:20
● 2026-05-02 22:21:28
● 2026-05-16 21:46:30
○ 2026-06-29 21:49:42
○ 2026-07-30 17:28:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jctfsb.com	ian.ns.cloudflare.com, surina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.19

NS records: ian.ns.cloudflare.com, surina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jctfsb.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.191.95, 104.21.84.105`
AAAA	2	`2606:4700:3035::6815:5469, 2606:4700:3033::ac43:bf5f`
NS	2	`ian.ns.cloudflare.com, surina.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ian.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

jctfsb.com has four IP addresses: 104.21.84.105, 172.67.191.95, 2606:4700:3033::ac43:bf5f and 2606:4700:3035::6815:5469.

sambulance.org, shdbncp.com, hoadoi.com and two other host names share IP numbers with jctfsb.com.

Name Servers

DNS delegation for jctfsb.com points to two name servers: ian.ns.cloudflare.com and surina.ns.cloudflare.com.

jctfsb.com uses the same name servers as several other domains — among them hndylaw.com, lawgee.com, szsyjd.com and two more.

jctfsb.com shares at least some of its name servers with other domains, including uk-online-slots.co.uk, hfvnd.com, sanayigazetesi.com.tr and two others.

These name servers are frequently paired with the name servers lily.ns.cloudflare.com, stevie.ns.cloudflare.com and meera.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

ian.ns.cloudflare.com has IP addresses 108.162.193.118, 172.64.33.118 and 173.245.59.118, plus 3 other.

surina.ns.cloudflare.com has IP addresses 108.162.194.19, 162.159.38.19 and 172.64.34.19, plus 3 other.

jctfsb.com - robtex.com

jctfsb.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

`jctfsb.com`

`com`