youdushu.com - robtex.com

youdushu.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1796🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d3ad🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.150Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.211.173🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbraelyn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2661🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbraelyn.ns.cloudflare.com
A2803:f800:50::6ca2:c261🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbraelyn.ns.cloudflare.com
A2a06:98c1:50::ac40:2261🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbraelyn.ns.cloudflare.com
A108.162.194.97🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbraelyn.ns.cloudflare.com
A162.159.38.97Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbraelyn.ns.cloudflare.com
A172.64.34.97🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbraelyn.ns.cloudflare.com
NSkipp.ns.cloudflare.com
A2606:4700:58::a29f:2cf0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A2803:f800:50::6ca2:c3f0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkipp.ns.cloudflare.com
A2a06:98c1:50::ac40:23f0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkipp.ns.cloudflare.com
A108.162.195.240🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A162.159.44.240Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A172.64.35.240🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.150, 172.67.211.173
IPv6 hints2606:4700:3033::6815:1796, 2606:4700:3037::ac43:d3ad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com
SOAbraelyn.ns.cloudflare.comdns@cloudflare.com serial=2400841308

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=1775983122

Same first word

youdushu.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSbraelyn.ns.cloudflare.comkipp.ns.cloudflare.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA104.21.23.150172.67.211.1732606:4700:3033::6815:17962606:4700:3037::ac43:d3ad119.28.75.24947.88.9.109
●NSbraelyn.ns.cloudflare.com2026-03-28 → 2026-04-12 · 3 obs
○ 2017-02-05 08:28:26
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
○NSdns1.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
○NSdns2.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
○NSdns3.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
○NSdns4.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
○NSdns5.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
○NSdns6.iidns.com2015-08-15 → 2017-02-05 · 4 obs
● 2015-08-15 22:36:14
● 2017-02-05 08:28:26
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
●NSkipp.ns.cloudflare.com2026-03-28 → 2026-04-12 · 3 obs
○ 2017-02-05 08:28:26
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
●A104.21.23.1502026-03-28 → 2026-04-12 · 3 obs
○ 2020-02-03 04:15:36
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
○A119.28.75.2492020-02-03 → 2020-02-03 · 3 obs
● 2020-02-03 04:15:36
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42
●A172.67.211.1732026-03-28 → 2026-04-12 · 3 obs
○ 2020-02-03 04:15:36
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
●A2606:4700:3033::6815:17962026-03-28 → 2026-04-12 · 3 obs
○ 2020-02-03 04:15:36
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
●A2606:4700:3037::ac43:d3ad2026-03-28 → 2026-04-12 · 3 obs
○ 2020-02-03 04:15:36
● 2026-03-28 08:53:16
● 2026-04-12 08:40:42
○A47.88.9.1092020-02-03 → 2020-02-03 · 3 obs
● 2020-02-03 04:15:36
○ 2026-03-28 08:53:16
○ 2026-04-12 08:40:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
youdushu.combraelyn.ns.cloudflare.com, kipp.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.97

NS records: braelyn.ns.cloudflare.com, kipp.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for youdushu.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.150, 172.67.211.173
AAAA22606:4700:3033::6815:1796, 2606:4700:3037::ac43:d3ad
NS2braelyn.ns.cloudflare.com, kipp.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1braelyn.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

youdushu.com points to four IP numbers: 2606:4700:3033::6815:1796, 2606:4700:3037::ac43:d3ad, 104.21.23.150 and 172.67.211.173.

Other host names, for instance barbershop.mk, cloud.ixara.com, keep.network, anthonyramirezwriter.com and www.noostar.com share IP numbers with youdushu.com.

Name Servers

youdushu.com is delegated to two name servers: braelyn.ns.cloudflare.com and kipp.ns.cloudflare.com.

youdushu.com uses the same name server setup as other domains, for instance assimon.org.il, hanxuan.cc, xiangcunbook.com, nigu.cc and szxd.cc.

youdushu.com shares name servers with other domains at least partially, for instance aaok.cn, ada90.net, kreproperty.com, manoranjanbiswal.com and everite.com.hk.

These name servers are commonly used with sydney.ns.cloudflare.com, vicente.ns.cloudflare.com, hugh.ns.cloudflare.com and ashley.ns.cloudflare.com.

Host names with six IP numbers: braelyn.ns.cloudflare.com points to 2606:4700:50::a29f:2661, 2803:f800:50::6ca2:c261, 2a06:98c1:50::ac40:2261, 108.162.194.97, 162.159.38.97 and 172.64.34.97; kipp.ns.cloudflare.com points to 2606:4700:58::a29f:2cf0, 2803:f800:50::6ca2:c3f0, 2a06:98c1:50::ac40:23f0, 108.162.195.240, 162.159.44.240 and 172.64.35.240.