blcool.cn - robtex.com

blcool.cn

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:ae75🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:37f1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.55.241Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.117🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdolly.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a62🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A2803:f800:50::6ca2:c062🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdolly.ns.cloudflare.com
A2a06:98c1:50::ac40:2062🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdolly.ns.cloudflare.com
A108.162.192.98🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A172.64.32.98🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
A173.245.58.98🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdolly.ns.cloudflare.com
NShank.ns.cloudflare.com
A2606:4700:58::adf5:3b74🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A2803:f800:50::6ca2:c174🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhank.ns.cloudflare.com
A2a06:98c1:50::ac40:2174🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhank.ns.cloudflare.com
A108.162.193.116🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A172.64.33.116🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
A173.245.59.116🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhank.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.55.241, 172.67.174.117
IPv62606:4700:3035::ac43:ae75, 2606:4700:3037::6815:37f1
SOAdolly.ns.cloudflare.comdns@cloudflare.com serial=2395153100

cn

DNSSEC⚠️ Not signed
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=2034456417

Similar names

colbol.com
lobloc.com
colbol.net
coboll.com
lobloc.net
bocoll.de

DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSdolly.ns.cloudflare.comhank.ns.cloudflare.comns1.alidns.comns2.alidns.comA104.21.55.241172.67.174.1172606:4700:3035::ac43:ae752606:4700:3037::6815:37f1124.16.31.152
●NSdolly.ns.cloudflare.com2026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40
●NShank.ns.cloudflare.com2026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40
○NSns1.alidns.com2015-07-26 → 2017-03-31 · 3 obs
● 2015-07-26 14:49:00
● 2017-03-31 12:54:16
○ 2026-03-12 09:09:40
○NSns2.alidns.com2015-12-07 → 2017-03-31 · 4 obs
○ 2015-07-26 14:49:00
● 2015-12-07 10:43:10
● 2017-03-31 12:54:16
○ 2026-03-12 09:09:40
●A104.21.55.2412026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40
○A124.16.31.1522015-07-26 → 2017-03-31 · 3 obs
● 2015-07-26 14:49:00
● 2017-03-31 12:54:16
○ 2026-03-12 09:09:40
●A172.67.174.1172026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40
●A2606:4700:3035::ac43:ae752026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40
●A2606:4700:3037::6815:37f12026-03-12 → 2026-03-12 · 2 obs
○ 2017-03-31 12:54:16
● 2026-03-12 09:09:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
blcool.cnhank.ns.cloudflare.com, dolly.ns.cloudflare.com-

✅ Authoritative Response

Server: 172.64.32.98

NS records: hank.ns.cloudflare.com, dolly.ns.cloudflare.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at blcool.cn: Error: DNS query timeout: 203.119.29.1 for DS blcool.cn

⏱️ Timing

Total: 3631ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.174.117, 104.21.55.241
AAAA22606:4700:3037::6815:37f1, 2606:4700:3035::ac43:ae75
NS2dolly.ns.cloudflare.com, hank.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dolly.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

blcool.cn refers to four IP numbers: 2606:4700:3035::ac43:ae75, 2606:4700:3037::6815:37f1, 104.21.55.241 and 172.67.174.117.

Other host names, for instance muangdon.go.th, _dc-mx.5f47b4bbd7ec.rodneybrace.com, www.muangdon.go.th, jlkinc.net and tube8.pro share IP numbers with blcool.cn.

Name Servers

blcool.cn's delegation uses two name servers: dolly.ns.cloudflare.com and hank.ns.cloudflare.com.

blcool.cn uses the same name server setup as other domains, such as city189.co, ssltg.cn, park-ebizui.com, dbr5ft.cn and yongyantai.com.

blcool.cn at least partially shares name servers with other domains, including mopxs.com, diashq.com, pioneerindiaworld.com, tothetopelevators.com and meidasy.com.cn.

These name servers are often used with shubhi.ns.cloudflare.com and merlin.ns.cloudflare.com.

Host names with six IP numbers:

dolly.ns.cloudflare.com points to 2606:4700:50::adf5:3a62, 2803:f800:50::6ca2:c062, 2a06:98c1:50::ac40:2062, 108.162.192.98, 172.64.32.98 and 173.245.58.98.

hank.ns.cloudflare.com points to 2606:4700:58::adf5:3b74, 2803:f800:50::6ca2:c174, 2a06:98c1:50::ac40:2174, 108.162.193.116, 172.64.33.116 and 173.245.59.116.