jyyacheng.com - robtex.com

jyyacheng.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:c501🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:1547🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.21.71Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.197.1🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdorthy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdorthy.ns.cloudflare.com
A2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdorthy.ns.cloudflare.com
A108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
NSrayden.ns.cloudflare.com
A2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrayden.ns.cloudflare.com
A2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrayden.ns.cloudflare.com
A108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.21.71, 172.67.197.1
IPv6 hints2606:4700:3033::ac43:c501, 2606:4700:3036::6815:1547
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com
SOAdorthy.ns.cloudflare.comdns@cloudflare.com serial=2400803785

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=1776038332

Subdomains

mail.jyyacheng.com

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSdorthy.ns.cloudflare.comrayden.ns.cloudflare.comns7.ns365.netns8.ns365.netMXmail.jyyacheng.comA104.21.21.71172.67.197.12606:4700:3033::ac43:c5012606:4700:3036::6815:154758.64.153.7
●NSdorthy.ns.cloudflare.com2026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
○NSns7.ns365.net2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 13:21:30
○ 2015-10-21 16:49:50
○ 2026-04-13 00:25:06
○NSns8.ns365.net2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 13:21:30
○ 2015-10-21 16:49:50
○ 2026-04-13 00:25:06
●NSrayden.ns.cloudflare.com2026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
○MXmail.jyyacheng.com2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 13:21:30
○ 2015-10-21 16:49:50
○ 2026-04-13 00:25:06
●A104.21.21.712026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
●A172.67.197.12026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
●A2606:4700:3033::ac43:c5012026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
●A2606:4700:3036::6815:15472026-04-13 → 2026-04-13 · 2 obs
○ 2015-10-21 16:49:50
● 2026-04-13 00:25:06
○A58.64.153.72015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 13:21:30
○ 2015-10-21 16:49:50
○ 2026-04-13 00:25:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
jyyacheng.comdorthy.ns.cloudflare.com, rayden.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.163

NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jyyacheng.com (unsigned zone)

⏱️ Timing

Total: 96ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.21.71, 172.67.197.1
AAAA22606:4700:3033::ac43:c501, 2606:4700:3036::6815:1547
NS2dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dorthy.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

jyyacheng.com is the parent of mail.jyyacheng.com.

IP Addresses

jyyacheng.com resolves to four IPs: 2606:4700:3033::ac43:c501, 2606:4700:3036::6815:1547, 104.21.21.71 and 172.67.197.1.

Other host names, for instance corexcasino.ca, z-tools.co.il, dehradunbuzz.com, kyle-shahida.com and solspin.xyz share IP numbers with jyyacheng.com.

Name Servers

jyyacheng.com has two name servers: dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com.

jyyacheng.com shares the same name server setup as other domains, for example baxivsmoluogeshengpingfu.cn, ftlyj.com, mgbep.cn, ppfdm.net and 51lhfl.cn.

jyyacheng.com shares some name servers with other domains, for example themilestoneschool.info, 51chachacha.com, creo-adv.com, bildelar24.com and autodoc.de.

These name servers are commonly used with the name servers jen.ns.cloudflare.com.

Host names with six IP numbers: dorthy.ns.cloudflare.com points to: 2606:4700:50::adf5:3af9, 2803:f800:50::6ca2:c0f9, 2a06:98c1:50::ac40:20f9, 108.162.192.249, 172.64.32.249 and 173.245.58.249; rayden.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.