dropen.cn - robtex.com

dropen.cn

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8288🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:35c🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.92Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.136🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjulian.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c5e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjulian.ns.cloudflare.com
A2803:f800:50::6ca2:c35e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjulian.ns.cloudflare.com
A2a06:98c1:50::ac40:235e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjulian.ns.cloudflare.com
A108.162.195.94🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjulian.ns.cloudflare.com
A162.159.44.94Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjulian.ns.cloudflare.com
A172.64.35.94🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjulian.ns.cloudflare.com
NSsharon.ns.cloudflare.com
A2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsharon.ns.cloudflare.com
A2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsharon.ns.cloudflare.com
A108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.3.92, 172.67.130.136
IPv62606:4700:3030::ac43:8288, 2606:4700:3032::6815:35c
SOAjulian.ns.cloudflare.comdns@cloudflare.com serial=2398974529

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034597620

Same first word

dropen.cn

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DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSjulian.ns.cloudflare.comsharon.ns.cloudflare.comns1.alidns.comns1.dnsfang.comns2.alidns.comns2.dnsfang.comMXmail.skrimple.comA104.21.3.92172.67.130.1362606:4700:3030::ac43:82882606:4700:3032::6815:35c103.201.71.195124.16.31.152205.164.14.67205.164.14.762606:4700:130:436c:6f75:6466:6c61:7265
●NSjulian.ns.cloudflare.com2026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44
○NSns1.alidns.com2015-10-18 → 2016-07-16 · 4 obs
● 2015-10-18 15:08:28
● 2016-07-16 03:19:50
○ 2020-01-08 12:09:32
○ 2026-03-28 06:47:44
○NSns1.dnsfang.com2020-01-08 → 2020-01-08 · 4 obs
○ 2016-07-16 03:19:50
● 2020-01-08 12:09:32
○ 2026-02-16 02:50:12
○ 2026-03-28 06:47:44
○NSns2.alidns.com2015-10-18 → 2016-07-16 · 4 obs
● 2015-10-18 15:08:28
● 2016-07-16 03:19:50
○ 2020-01-08 12:09:32
○ 2026-03-28 06:47:44
○NSns2.dnsfang.com2020-01-08 → 2020-01-08 · 4 obs
○ 2016-07-16 03:19:50
● 2020-01-08 12:09:32
○ 2026-02-16 02:50:12
○ 2026-03-28 06:47:44
●NSsharon.ns.cloudflare.com2026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44
○MXmail.skrimple.com2015-05-20 → 2015-05-20 · 3 obs
● 2015-05-20 04:42:08
○ 2015-10-18 15:08:28
○ 2026-03-28 06:47:44
○A103.201.71.1952020-01-08 → 2020-01-08 · 4 obs
○ 2016-07-16 03:19:50
● 2020-01-08 12:09:32
○ 2026-02-16 02:50:12
○ 2026-03-28 06:47:44
●A104.21.3.922026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44
○A124.16.31.1522015-10-18 → 2016-07-16 · 5 obs
○ 2015-05-20 04:42:08
● 2015-10-18 15:08:28
● 2016-07-16 03:19:50
○ 2020-01-08 12:09:32
○ 2026-03-28 06:47:44
●A172.67.130.1362026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44
○A205.164.14.672015-05-20 → 2015-05-20 · 3 obs
● 2015-05-20 04:42:08
○ 2026-02-16 02:50:12
○ 2026-03-28 06:47:44
○A205.164.14.762015-05-20 → 2015-05-20 · 3 obs
● 2015-05-20 04:42:08
○ 2015-10-18 15:08:28
○ 2026-03-28 06:47:44
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-16 → 2026-03-28 · 2 obs
○ 2026-02-16 02:50:12
○ 2026-03-28 06:47:44
●A2606:4700:3030::ac43:82882026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44
●A2606:4700:3032::6815:35c2026-02-16 → 2026-03-28 · 3 obs
○ 2020-01-08 12:09:32
● 2026-02-16 02:50:12
● 2026-03-28 06:47:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
dropen.cnjulian.ns.cloudflare.com, sharon.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.221

NS records: julian.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dropen.cn (unsigned zone)

⏱️ Timing

Total: 876ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.136, 104.21.3.92
AAAA22606:4700:3030::ac43:8288, 2606:4700:3032::6815:35c
NS2julian.ns.cloudflare.com, sharon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1julian.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

Four IP numbers are pointed to by dropen.cn: 2606:4700:3030::ac43:8288, 2606:4700:3032::6815:35c, 104.21.3.92 and 172.67.130.136.

other host names including planetpure.com, serenityservers.net, fiosol.com, sterlingsihi.ru and viptecno.com.br share IP numbers with dropen.cn.

Name Servers

dropen.cn is delegated to two name servers julian.ns.cloudflare.com and sharon.ns.cloudflare.com.

dropen.cn shares the same name server setup as other domains, for instance nnskk.cn, ogjh.cn, pjjo.cn, 4499a.cn and mugfun.cn.

dropen.cn at least partially shares name servers with other domains, for instance mb66.tours, 0003.org, fastcuip.com, saludcarbajal.com and ladyboychatcity.com.

These name servers are commonly used with skip.ns.cloudflare.com, gerald.ns.cloudflare.com and anuj.ns.cloudflare.com.

Host names with six IP numbers:

Host name julian.ns.cloudflare.com points to: 2606:4700:58::a29f:2c5e, 2803:f800:50::6ca2:c35e, 2a06:98c1:50::ac40:235e, 108.162.195.94, 162.159.44.94 and 172.64.35.94.

Host name sharon.ns.cloudflare.com points to: 2606:4700:50::adf5:3add, 2803:f800:50::6ca2:c0dd, 2a06:98c1:50::ac40:20dd, 108.162.192.221, 172.64.32.221 and 173.245.58.221.