sdydy.com - robtex.com

sdydy.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:5aa6🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9e33🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.90.166Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.158.51🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSserenity.ns.cloudflare.com ⭐
A2606:4700:50::a29f:266c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A2803:f800:50::6ca2:c26c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRserenity.ns.cloudflare.com
A2a06:98c1:50::ac40:226c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRserenity.ns.cloudflare.com
A108.162.194.108🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A162.159.38.108Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
A172.64.34.108🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRserenity.ns.cloudflare.com
NSyichun.ns.cloudflare.com
A2606:4700:58::adf5:3bf8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A2803:f800:50::6ca2:c1f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyichun.ns.cloudflare.com
A2a06:98c1:50::ac40:21f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyichun.ns.cloudflare.com
A108.162.193.248🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A172.64.33.248🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A173.245.59.248🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.90.166, 172.67.158.51
IPv6 hints2606:4700:3035::6815:5aa6, 2606:4700:3037::ac43:9e33
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com
SOAserenity.ns.cloudflare.comdns@cloudflare.com serial=2398995774

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=1776040182

Previously MX for

sdydy.com

Same first word

sdydy.com

Similar names

dsydy.com
ysdyd.com.tw
dyysd.cn
yydds.com
ysdyd.com
dsdyy.com
sddyy.cn
ydsyd.cn
ddsyy.com

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSserenity.ns.cloudflare.comyichun.ns.cloudflare.comns1.s006jp6623.infons2.s006jp6623.infoMXsdydy.comA104.21.90.166172.67.158.512606:4700:3035::6815:5aa62606:4700:3037::ac43:9e33112.78.192.11
○NSns1.s006jp6623.info2015-08-25 → 2016-09-11 · 4 obs
● 2015-08-25 21:07:00
● 2016-09-11 17:46:50
○ 2026-03-28 14:25:08
○ 2026-04-13 00:49:52
○NSns2.s006jp6623.info2015-08-25 → 2016-09-11 · 4 obs
● 2015-08-25 21:07:00
● 2016-09-11 17:46:50
○ 2026-03-28 14:25:08
○ 2026-04-13 00:49:52
●NSserenity.ns.cloudflare.com2026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52
●NSyichun.ns.cloudflare.com2026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52
○MXsdydy.com2015-08-25 → 2016-09-11 · 4 obs
● 2015-08-25 21:07:00
● 2016-09-11 17:46:50
○ 2026-03-28 14:25:08
○ 2026-04-13 00:49:52
●A104.21.90.1662026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52
○A112.78.192.112015-08-25 → 2016-09-11 · 4 obs
● 2015-08-25 21:07:00
● 2016-09-11 17:46:50
○ 2026-03-28 14:25:08
○ 2026-04-13 00:49:52
●A172.67.158.512026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52
●A2606:4700:3035::6815:5aa62026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52
●A2606:4700:3037::ac43:9e332026-03-28 → 2026-04-13 · 3 obs
○ 2016-09-11 17:46:50
● 2026-03-28 14:25:08
● 2026-04-13 00:49:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
sdydy.comyichun.ns.cloudflare.com, serenity.ns.cloudflare.com12 records

✅ Authoritative Response

Server:162.159.38.108

NS records: yichun.ns.cloudflare.com, serenity.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdydy.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.90.166, 172.67.158.51
AAAA22606:4700:3035::6815:5aa6, 2606:4700:3037::ac43:9e33
NS2serenity.ns.cloudflare.com, yichun.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1serenity.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sdydy.com points to four IP numbers: 2606:4700:3035::6815:5aa6, 2606:4700:3037::ac43:9e33, 104.21.90.166 and 172.67.158.51.

Other host names including e-kitchens.co.il, applite.org, www.88okbajee.com, tirecoverprint.com and manhattan7.org share IP numbers with sdydy.com.

Name Servers

sdydy.com's delegation uses two name servers, serenity.ns.cloudflare.com and yichun.ns.cloudflare.com.

sdydy.com shares the same name server setup as other domains, for example 775ka.com, whjcj.com, tcybsy.com, jrqxw.com and ixiduo.com.

sdydy.com at least partially shares name servers with other domains, including 99ok-vi.com, fujitsubousa.com, myof.org.my, jinsan231.top and independencephysicianmanagement.com.

These name servers are often used together with arnold.ns.cloudflare.com.

Host names with six IP numbers:

serenity.ns.cloudflare.com points to: 2606:4700:50::a29f:266c, 2803:f800:50::6ca2:c26c, 2a06:98c1:50::ac40:226c, 108.162.194.108, 162.159.38.108 and 172.64.34.108.

yichun.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf8, 2803:f800:50::6ca2:c1f8, 2a06:98c1:50::ac40:21f8, 108.162.193.248, 172.64.33.248 and 173.245.59.248.