731zs.com - robtex.com

731zs.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:3385🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:b4a0🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.133Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.160🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmeiling.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26fe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A2803:f800:50::6ca2:c2fe🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmeiling.ns.cloudflare.com
A2a06:98c1:50::ac40:22fe🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmeiling.ns.cloudflare.com
A108.162.194.254🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A162.159.38.254Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A172.64.34.254🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
NSnash.ns.cloudflare.com
A2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnash.ns.cloudflare.com
A2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnash.ns.cloudflare.com
A108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.133, 172.67.180.160
IPv6 hints2606:4700:3032::6815:3385, 2606:4700:3035::ac43:b4a0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com
SOAmeiling.ns.cloudflare.comdns@cloudflare.com serial=2404407040

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=1783913182

Same first word

731zs.com

Similar names

sz137.com
sz173.com
zs371.com

DNS History

8 records (6 active, 2 former)

NSmeiling.ns.cloudflare.comnash.ns.cloudflare.comA104.21.51.133172.67.180.1602606:4700:3032::6815:33852606:4700:3035::ac43:b4a02606:4700:3031::6815:33852606:4700:3031::ac43:b4a0
●NSmeiling.ns.cloudflare.com2026-05-17 → 2026-07-13 · 2 obs
● 2026-05-17 05:09:30
● 2026-07-13 03:36:56
●NSnash.ns.cloudflare.com2026-05-17 → 2026-07-13 · 2 obs
● 2026-05-17 05:09:30
● 2026-07-13 03:36:56
●A104.21.51.1332026-05-17 → 2026-07-13 · 2 obs
● 2026-05-17 05:09:30
● 2026-07-13 03:36:56
●A172.67.180.1602026-05-17 → 2026-07-13 · 2 obs
● 2026-05-17 05:09:30
● 2026-07-13 03:36:56
○A2606:4700:3031::6815:33852026-05-17 → 2026-06-06 · 3 obs
● 2026-05-17 05:09:30
● 2026-06-06 02:22:34
○ 2026-07-13 03:36:56
○A2606:4700:3031::ac43:b4a02026-05-17 → 2026-06-06 · 3 obs
● 2026-05-17 05:09:30
● 2026-06-06 02:22:34
○ 2026-07-13 03:36:56
●A2606:4700:3032::6815:33852026-07-13 → 2026-07-13 · 2 obs
○ 2026-06-06 02:22:34
● 2026-07-13 03:36:56
●A2606:4700:3035::ac43:b4a02026-07-13 → 2026-07-13 · 2 obs
○ 2026-06-06 02:22:34
● 2026-07-13 03:36:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...-
731zs.comnash.ns.cloudflare.com, meiling.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.254

NS records: nash.ns.cloudflare.com, meiling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 731zs.com (unsigned zone)

⏱️ Timing

Total: 268ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.180.160, 104.21.51.133
AAAA22606:4700:3035::ac43:b4a0, 2606:4700:3032::6815:3385
NS2meiling.ns.cloudflare.com, nash.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1meiling.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

731zs.com directs to four IP numbers, which are 104.21.51.133, 172.67.180.160, 2606:4700:3032::6815:3385 and 2606:4700:3035::ac43:b4a0.

Two other host names, along with naturalezadederechos.org, hjtxfc.com and minfin.crimea.ua, also share IP numbers with 731zs.com.

Name Servers

Two name servers handle the delegation for 731zs.com: meiling.ns.cloudflare.com and nash.ns.cloudflare.com.

731zs.com shares its NS records with other domains, for example chinanjht.com, smart180edu.com, celiedu.com and two others.

There is at least partial name server overlap between 731zs.com and other domains — pagtaya1.com, honngocviendong.net, bpo-elm.com and two more among them.

These name servers tend to appear in combination with the name servers vasilii.ns.cloudflare.com, donna.ns.cloudflare.com, theo.ns.cloudflare.com and aspen.ns.cloudflare.com.

DNS names with 6 IP addresses:

meiling.ns.cloudflare.com resolves to 108.162.194.254, 162.159.38.254 and 172.64.34.254 among others, with 3 other IP addresses in total.

nash.ns.cloudflare.com resolves to 108.162.193.209, 172.64.33.209 and 173.245.59.209 among others, with 3 other IP addresses in total.