sdwctz.com - robtex.com

sdwctz.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:ae77🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:2fe7🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.231Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.119🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmichael.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c0c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichael.ns.cloudflare.com
A2803:f800:50::6ca2:c30c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmichael.ns.cloudflare.com
A2a06:98c1:50::ac40:230c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmichael.ns.cloudflare.com
A108.162.195.12🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichael.ns.cloudflare.com
A162.159.44.12Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichael.ns.cloudflare.com
A172.64.35.12🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichael.ns.cloudflare.com
NSsierra.ns.cloudflare.com
A2606:4700:50::a29f:26f5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsierra.ns.cloudflare.com
A2803:f800:50::6ca2:c2f5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsierra.ns.cloudflare.com
A2a06:98c1:50::ac40:22f5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsierra.ns.cloudflare.com
A108.162.194.245🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsierra.ns.cloudflare.com
A162.159.38.245Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsierra.ns.cloudflare.com
A172.64.34.245🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsierra.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.47.231, 172.67.174.119
IPv62606:4700:3033::ac43:ae77, 2606:4700:3037::6815:2fe7
SOAmichael.ns.cloudflare.comdns@cloudflare.com serial=2398995052

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=1771291435

Same first word

sdwctz.com

Similar names

tszdwc.com
twdzsc.com
sdzwtc.com
szwdtc.com
scdztw.com

DNS History

14 records (6 active, 8 former)

201820192020202120222023202420252026NSmichael.ns.cloudflare.comsierra.ns.cloudflare.comdns.4cun.comMXmxbiz1.qq.commxbiz2.qq.comA104.21.47.231172.67.174.1192606:4700:3033::ac43:ae772606:4700:3037::6815:2fe7114.55.103.83188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
○NSdns.4cun.com2017-08-08 → 2017-08-08 · 2 obs
● 2017-08-08 22:24:00
○ 2026-03-24 10:38:54
●NSmichael.ns.cloudflare.com2026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
●NSsierra.ns.cloudflare.com2026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
○MXmxbiz1.qq.com2017-08-08 → 2017-08-08 · 2 obs
● 2017-08-08 22:24:00
○ 2026-03-24 10:38:54
○MXmxbiz2.qq.com2017-08-08 → 2017-08-08 · 2 obs
● 2017-08-08 22:24:00
○ 2026-03-24 10:38:54
●A104.21.47.2312026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
○A114.55.103.832017-08-08 → 2017-08-08 · 2 obs
● 2017-08-08 22:24:00
○ 2026-03-24 10:38:54
●A172.67.174.1192026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
○A188.114.96.02026-03-24 → 2026-03-24 · 1 obs
○ 2026-03-24 10:38:54
○A188.114.97.02026-03-24 → 2026-03-24 · 1 obs
○ 2026-03-24 10:38:54
●A2606:4700:3033::ac43:ae772026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
●A2606:4700:3037::6815:2fe72026-03-24 → 2026-03-24 · 2 obs
○ 2017-08-08 22:24:00
● 2026-03-24 10:38:54
○A2a06:98c1:3120::2026-03-24 → 2026-03-24 · 1 obs
○ 2026-03-24 10:38:54
○A2a06:98c1:3121::2026-03-24 → 2026-03-24 · 1 obs
○ 2026-03-24 10:38:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sdwctz.comsierra.ns.cloudflare.com, michael.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.245

NS records: sierra.ns.cloudflare.com, michael.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdwctz.com (unsigned zone)

⏱️ Timing

Total: 200ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.47.231, 172.67.174.119
AAAA22606:4700:3037::6815:2fe7, 2606:4700:3033::ac43:ae77
NS2michael.ns.cloudflare.com, sierra.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1michael.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sdwctz.com maps to four IP numbers: 2606:4700:3033::ac43:ae77, 2606:4700:3037::6815:2fe7, 104.21.47.231 and 172.67.174.119.

Other host names, for instance benec.co.uk, dccoo.cn, www.locakase.fr, weixunedu.com and account-abilitybusinesssolutions.com share IP numbers with sdwctz.com.

Name Servers

Two name servers michael.ns.cloudflare.com and sierra.ns.cloudflare.com are delegated to sdwctz.com.

sdwctz.com uses the same name server configuration as other domains, such as jdchx.com, hxt177.com, chuiceng.com, fjfdy.com and bx375.com.

sdwctz.com at least partially shares name servers with other domains such as thejoshuanetwork.com, shnkny.com, lianghuadiaoyan.com, ai-xinyu.com and as8218.net.

These name servers are commonly used with raina.ns.cloudflare.com and suzanne.ns.cloudflare.com.

Host names with six IP numbers: Host name michael.ns.cloudflare.com points to 2606:4700:58::a29f:2c0c, 2803:f800:50::6ca2:c30c, 2a06:98c1:50::ac40:230c, 108.162.195.12, 162.159.44.12 and 172.64.35.12; host name sierra.ns.cloudflare.com points to 2606:4700:50::a29f:26f5, 2803:f800:50::6ca2:c2f5, 2a06:98c1:50::ac40:22f5, 108.162.194.245, 162.159.38.245 and 172.64.34.245.