koluca.cn - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

koluca.cn

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSalexa.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26d7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A2803:f800:50::6ca2:c2d7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalexa.ns.cloudflare.com
A2a06:98c1:50::ac40:22d7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalexa.ns.cloudflare.com
A108.162.194.215🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A162.159.38.215Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A172.64.34.215🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
NSmarty.ns.cloudflare.com
A2606:4700:58::adf5:3bcc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarty.ns.cloudflare.com
A2803:f800:50::6ca2:c1cc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarty.ns.cloudflare.com
A2a06:98c1:50::ac40:21cc🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarty.ns.cloudflare.com
A108.162.193.204🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarty.ns.cloudflare.com
A172.64.33.204🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarty.ns.cloudflare.com
A173.245.59.204🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarty.ns.cloudflare.com
SOAalexa.ns.cloudflare.comdns@cloudflare.com serial=2412190872

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035187769

Same first word

koluca.cn

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DNS History

3 records (3 active, 0 former)

NSalexa.ns.cloudflare.commarty.ns.cloudflare.comA76.76.21.21
●NSalexa.ns.cloudflare.com2026-08-16 → 2026-08-16 · 2 obs
● 2026-08-16 00:53:40
● 2026-08-16 17:29:22
●NSmarty.ns.cloudflare.com2026-08-16 → 2026-08-16 · 2 obs
● 2026-08-16 00:53:40
● 2026-08-16 17:29:22
●A76.76.21.212026-08-16 → 2026-08-16 · 2 obs
● 2026-08-16 00:53:40
● 2026-08-16 17:29:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
koluca.cnalexa.ns.cloudflare.com, marty.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.204

NS records: alexa.ns.cloudflare.com, marty.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koluca.cn (unsigned zone)

⏱️ Timing

Total: 950ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2alexa.ns.cloudflare.com, marty.ns.cloudflare.com
SOA1alexa.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

koluca.cn points to a single IP number: 76.76.21.21.

Additional host names — rolloutrentals.com, beautyandstyle.biz, gavemild.com and two others — share IP numbers with koluca.cn.

Name Servers

Two name servers handle the delegation for koluca.cn: alexa.ns.cloudflare.com and marty.ns.cloudflare.com.

koluca.cn shares its name server setup with other domains, including wotamu.cn, tehuzo.cn, dugufu.cn and two others.

The name servers of koluca.cn overlap at least partially with those of other domains — among them xn--bj0bl8f2yk53e7obp5ttyv.com, jishibifenjiebaoshoujiban40.lol, bestslotstoplayatfoxwoods.lol and two more.

These name servers commonly appear in combination with the name servers yisroel.ns.cloudflare.com.

Host names with 6 IP numbers:

alexa.ns.cloudflare.com resolves to 108.162.194.215, 162.159.38.215 and 172.64.34.215 among others, with 3 other IP addresses in total.

marty.ns.cloudflare.com resolves to 108.162.193.204, 172.64.33.204 and 173.245.59.204 among others, with 3 other IP addresses in total.