`jstengfei.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:92eb^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1cab^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.171^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.235^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elisabeth.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisabeth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elisabeth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elisabeth.ns.cloudflare.com`
		A	108.162.194.224^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisabeth.ns.cloudflare.com`
		A	162.159.38.224^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisabeth.ns.cloudflare.com`
		A	172.64.34.224^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisabeth.ns.cloudflare.com`
NS	`rex.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c0d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rex.ns.cloudflare.com`
		A	108.162.195.13^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	162.159.44.13^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	172.64.35.13^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.171, 172.67.146.235
		IPv6 hints	2606:4700:3032::ac43:92eb, 2606:4700:3036::6815:1cab
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOA	`elisabeth.ns.cloudflare.com`dns@cloudflare.com serial=2403880215

`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=1778469036

Subdomains

www.jstengfei.com

Same first word

jstengfei.com

DNS History

14 records (6 active, 8 former)

○NSdns.bizcn.com2015-10-17 → 2016-01-22 · 5 obs

○ 2015-05-09 05:15:02
● 2015-10-17 02:25:28
● 2016-01-22 03:47:06
○ 2018-08-16 18:55:46
○ 2026-05-11 03:35:48

●NSelisabeth.ns.cloudflare.com2026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

○NSns5.cnmsn.net2015-05-09 → 2015-10-17 · 4 obs

● 2015-05-09 05:15:02
● 2015-10-17 02:25:28
○ 2018-08-16 18:55:46
○ 2026-05-11 03:35:48

○NSns6.cnmsn.net2015-05-09 → 2015-10-17 · 4 obs

● 2015-05-09 05:15:02
● 2015-10-17 02:25:28
○ 2018-08-16 18:55:46
○ 2026-05-11 03:35:48

●NSrex.ns.cloudflare.com2026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

○NSv1.dns234.net2018-08-16 → 2018-08-16 · 4 obs

○ 2016-01-22 03:47:06
● 2018-08-16 18:55:46
○ 2026-04-08 05:54:24
○ 2026-05-11 03:35:48

○NSv2.dns234.net2018-08-16 → 2018-08-16 · 4 obs

○ 2016-01-22 03:47:06
● 2018-08-16 18:55:46
○ 2026-04-08 05:54:24
○ 2026-05-11 03:35:48

○A103.232.215.1332016-11-27 → 2016-11-27 · 3 obs

● 2016-11-27 05:47:56
○ 2018-08-16 18:55:46
○ 2026-05-11 03:35:48

●A104.21.28.1712026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

○A15.197.240.202026-04-08 → 2026-05-11 · 2 obs

○ 2026-04-08 05:54:24
○ 2026-05-11 03:35:48

●A172.67.146.2352026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

●A2606:4700:3032::ac43:92eb2026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

●A2606:4700:3036::6815:1cab2026-04-08 → 2026-05-11 · 3 obs

○ 2018-08-16 18:55:46
● 2026-04-08 05:54:24
● 2026-05-11 03:35:48

○CNAMEwww.jstengfei.com2018-08-16 → 2018-08-16 · 3 obs

● 2018-08-16 18:55:46
○ 2026-04-08 05:54:24
○ 2026-05-11 03:35:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...	-
jstengfei.com	elisabeth.ns.cloudflare.com, rex.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.224

NS records: elisabeth.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jstengfei.com (unsigned zone)

⏱️ Timing

Total: 129ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.28.171, 172.67.146.235`
AAAA	2	`2606:4700:3032::ac43:92eb, 2606:4700:3036::6815:1cab`
NS	2	`elisabeth.ns.cloudflare.com, rex.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elisabeth.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.jstengfei.com is jstengfei.com.

IP Addresses

jstengfei.com maps to four IP numbers: 2606:4700:3032::ac43:92eb, 2606:4700:3036::6815:1cab, 104.21.28.171 and 172.67.146.235.

Other host names, for instance deltaplane.info, ablelsistaffing.com, ziroushop.com, tanihebat.id and mail.aelcrystals.co.uk share IP numbers with jstengfei.com.

Name Servers

Two name servers elisabeth.ns.cloudflare.com and rex.ns.cloudflare.com handle delegation for jstengfei.com.

jstengfei.com uses the same name server setup as other domains, for example 818888.net, zxf-igbt.com, alquiplus.com, quassiabio.com and pxhycm.com.

jstengfei.com partially shares name servers with other domains; examples include validacaofacil.com, grandbet88info.com, scooterbonaire.com, gacorpusatgames.xyz and phasset.com.

These name servers are commonly used with heather.ns.cloudflare.com, ligia.ns.cloudflare.com, lilith.ns.cloudflare.com, iris.ns.cloudflare.com, henrik.ns.cloudflare.com and osmar.ns.cloudflare.com.

Host names with six IP numbers: elisabeth.ns.cloudflare.com points to: 2606:4700:50::a29f:26e0, 2803:f800:50::6ca2:c2e0, 2a06:98c1:50::ac40:22e0, 108.162.194.224, 162.159.38.224 and 172.64.34.224; rex.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13.

jstengfei.com - robtex.com

jstengfei.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`jstengfei.com`

`com`