rczhang.com - robtex.com

rczhang.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:b3c6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:485d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.72.93Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.179.198🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A2803:f800:50::6ca2:c070🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemma.ns.cloudflare.com
A2a06:98c1:50::ac40:2070🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemma.ns.cloudflare.com
A108.162.192.112🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A172.64.32.112🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A173.245.58.112🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
NSnikon.ns.cloudflare.com
A2606:4700:58::a29f:2cb0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnikon.ns.cloudflare.com
A2803:f800:50::6ca2:c3b0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnikon.ns.cloudflare.com
A2a06:98c1:50::ac40:23b0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnikon.ns.cloudflare.com
A108.162.195.176🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnikon.ns.cloudflare.com
A162.159.44.176Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnikon.ns.cloudflare.com
A172.64.35.176🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnikon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.72.93, 172.67.179.198
IPv62606:4700:3034::ac43:b3c6, 2606:4700:3036::6815:485d
SOAemma.ns.cloudflare.comdns@cloudflare.com serial=2399042094

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=1774562402

Same first word

rczhang.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSemma.ns.cloudflare.comnikon.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.taoa.comns2.taoa.comv1s1.xundns.comv1s2.xundns.comA104.21.72.93172.67.179.1982606:4700:3034::ac43:b3c62606:4700:3036::6815:485d113.10.190.251116.255.250.194123.60.99.738.14.60.250
●NSemma.ns.cloudflare.com2026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
○NSf1g1ns1.dnspod.net2015-06-16 → 2016-01-04 · 4 obs
● 2015-06-16 10:53:40
● 2016-01-04 12:24:34
○ 2016-04-11 12:46:36
○ 2026-03-26 22:01:42
○NSf1g1ns2.dnspod.net2015-06-16 → 2016-01-04 · 4 obs
● 2015-06-16 10:53:40
● 2016-01-04 12:24:34
○ 2016-04-11 12:46:36
○ 2026-03-26 22:01:42
●NSnikon.ns.cloudflare.com2026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
○NSns1.taoa.com2026-03-26 → 2026-03-26 · 2 obs
○ 2026-03-26 22:01:40
○ 2026-03-26 22:01:42
○NSns2.taoa.com2026-03-26 → 2026-03-26 · 2 obs
○ 2026-03-26 22:01:40
○ 2026-03-26 22:01:42
○NSv1s1.xundns.com2016-04-11 → 2016-04-11 · 4 obs
○ 2016-01-04 12:24:34
● 2016-04-11 12:46:36
○ 2018-05-26 18:25:16
○ 2026-03-26 22:01:42
○NSv1s2.xundns.com2016-04-11 → 2016-04-11 · 4 obs
○ 2016-01-04 12:24:34
● 2016-04-11 12:46:36
○ 2018-05-26 18:25:16
○ 2026-03-26 22:01:42
●A104.21.72.932026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
○A113.10.190.2512015-10-26 → 2015-10-26 · 4 obs
○ 2015-06-16 10:53:40
● 2015-10-26 04:51:46
○ 2016-01-04 12:24:34
○ 2026-03-26 22:01:42
○A116.255.250.1942015-06-16 → 2016-01-04 · 5 obs
● 2015-06-16 10:53:40
○ 2015-10-26 04:51:46
● 2016-01-04 12:24:34
○ 2016-04-11 12:46:36
○ 2026-03-26 22:01:42
○A123.60.99.72016-04-11 → 2016-04-11 · 4 obs
○ 2016-01-04 12:24:34
● 2016-04-11 12:46:36
○ 2018-05-26 18:25:16
○ 2026-03-26 22:01:42
●A172.67.179.1982026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
●A2606:4700:3034::ac43:b3c62026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
●A2606:4700:3036::6815:485d2026-03-26 → 2026-03-26 · 3 obs
○ 2018-05-26 18:25:16
● 2026-03-26 22:01:40
● 2026-03-26 22:01:42
○A38.14.60.2502026-03-26 → 2026-03-26 · 2 obs
○ 2026-03-26 22:01:40
○ 2026-03-26 22:01:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net...-
rczhang.comemma.ns.cloudflare.com, nikon.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.176

NS records: emma.ns.cloudflare.com, nikon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rczhang.com (unsigned zone)

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.179.198, 104.21.72.93
AAAA22606:4700:3034::ac43:b3c6, 2606:4700:3036::6815:485d
NS2emma.ns.cloudflare.com, nikon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emma.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rczhang.com maps to four IP numbers: 2606:4700:3034::ac43:b3c6, 2606:4700:3036::6815:485d, 104.21.72.93 and 172.67.179.198.

other host names include cmotec.at, homefixerpros.co.uk, mylittlehost.com, evorne.com and tadalaccess.com; they share IP numbers with rczhang.com.

Name Servers

Two name servers emma.ns.cloudflare.com and nikon.ns.cloudflare.com handle the delegation for rczhang.com.

rczhang.com shares the same name server setup as other domains, for instance yosoka.com, njyhwh.com, huamumuye.com, java123.net and sncfjz.com.

rczhang.com at least partially shares name servers with other domains, for instance mythicstyle.net, meros-sol.pages.dev, icone3.com.br, unimasses.com and nokic-ujax.site.

These name servers are commonly used with rayne.ns.cloudflare.com and brad.ns.cloudflare.com.

Six IP addresses per host:

emma.ns.cloudflare.com points to 2606:4700:50::adf5:3a70, 2803:f800:50::6ca2:c070, 2a06:98c1:50::ac40:2070, 108.162.192.112, 172.64.32.112 and 173.245.58.112; nikon.ns.cloudflare.com points to 2606:4700:58::a29f:2cb0, 2803:f800:50::6ca2:c3b0, 2a06:98c1:50::ac40:23b0, 108.162.195.176, 162.159.44.176 and 172.64.35.176