jlchangfu.com - robtex.com

jlchangfu.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:296e🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:a470🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.41.110Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.112🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrenda.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a4d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenda.ns.cloudflare.com
A2803:f800:50::6ca2:c04d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrenda.ns.cloudflare.com
A2a06:98c1:50::ac40:204d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrenda.ns.cloudflare.com
A108.162.192.77🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenda.ns.cloudflare.com
A172.64.32.77🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenda.ns.cloudflare.com
A173.245.58.77🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenda.ns.cloudflare.com
NShans.ns.cloudflare.com
A2606:4700:58::adf5:3baf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhans.ns.cloudflare.com
A2803:f800:50::6ca2:c1af🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhans.ns.cloudflare.com
A2a06:98c1:50::ac40:21af🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhans.ns.cloudflare.com
A108.162.193.175🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhans.ns.cloudflare.com
A172.64.33.175🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhans.ns.cloudflare.com
A173.245.59.175🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhans.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.41.110, 172.67.164.112
IPv6 hints2606:4700:3033::6815:296e, 2606:4700:3037::ac43:a470
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=70, name=cloudflare-ech.com
SOAbrenda.ns.cloudflare.comdns@cloudflare.com serial=2402241825

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777086411

Same first word

jlchangfu.com

DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSbrenda.ns.cloudflare.comhans.ns.cloudflare.comjuming.dnsdun.comjuming.dnsdun.netA104.21.41.110172.67.164.1122606:4700:3033::6815:296e2606:4700:3037::ac43:a470107.163.34.188
●NSbrenda.ns.cloudflare.com2026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48
●NShans.ns.cloudflare.com2026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48
○NSjuming.dnsdun.com2015-12-25 → 2017-05-28 · 4 obs
● 2015-12-25 21:00:04
● 2017-05-28 00:46:36
○ 2026-03-06 03:31:04
○ 2026-04-25 03:16:48
○NSjuming.dnsdun.net2016-09-23 → 2017-05-28 · 5 obs
○ 2015-12-25 21:00:04
● 2016-09-23 15:03:46
● 2017-05-28 00:46:36
○ 2026-03-06 03:31:04
○ 2026-04-25 03:16:48
●A104.21.41.1102026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48
○A107.163.34.1882016-09-23 → 2017-05-28 · 4 obs
● 2016-09-23 15:03:46
● 2017-05-28 00:46:36
○ 2026-03-06 03:31:04
○ 2026-04-25 03:16:48
●A172.67.164.1122026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48
●A2606:4700:3033::6815:296e2026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48
●A2606:4700:3037::ac43:a4702026-03-06 → 2026-04-25 · 3 obs
○ 2017-05-28 00:46:36
● 2026-03-06 03:31:04
● 2026-04-25 03:16:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
jlchangfu.combrenda.ns.cloudflare.com, hans.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.77

NS records: brenda.ns.cloudflare.com, hans.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jlchangfu.com (unsigned zone)

⏱️ Timing

Total: 205ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.164.112, 104.21.41.110
AAAA22606:4700:3037::ac43:a470, 2606:4700:3033::6815:296e
NS2brenda.ns.cloudflare.com, hans.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brenda.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

jlchangfu.com points to four IP numbers: 2606:4700:3033::6815:296e, 2606:4700:3037::ac43:a470, 104.21.41.110 and 172.67.164.112.

Other host names, for instance psychological-therapies-unit.co.uk, k33779.com, saes.sa, flatmate.com and aonslot.com share IP numbers with jlchangfu.com.

Name Servers

jlchangfu.com's delegation is to two name servers brenda.ns.cloudflare.com and hans.ns.cloudflare.com.

jlchangfu.com shares the same name server configuration as other domains, such as zxkjzm.com, shule-sponge.com, fumulu.com, yinxinggy.com and ufo-express.com.

jlchangfu.com at least partially shares its name servers with other domains, for instance stue.dk, ometv.org, frontpageaccess.com, vgolos.zt.ua and nursingtn.com.

Host names with six IP numbers:

brenda.ns.cloudflare.com points to: 2606:4700:50::adf5:3a4d, 2803:f800:50::6ca2:c04d, 2a06:98c1:50::ac40:204d, 108.162.192.77, 172.64.32.77 and 173.245.58.77.

hans.ns.cloudflare.com points to: 2606:4700:58::adf5:3baf, 2803:f800:50::6ca2:c1af, 2a06:98c1:50::ac40:21af, 108.162.193.175, 172.64.33.175 and 173.245.59.175.