`cpubcn.com`

DNSSEC	⚠️ Not signed
A	46.16.63.68^{🇪🇸 CDmon46.16.56.0/21 10dencehispahard, S.L.}
		PTR	`fnadn-53.srv.cat`
NS	`dante.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c0a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dante.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dante.ns.cloudflare.com`
		A	108.162.195.10^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	162.159.44.10^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
		A	172.64.35.10^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dante.ns.cloudflare.com`
NS	`luciane.ns.cloudflare.com`
		A	2606:4700:50::a29f:2678^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c278^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luciane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2278^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luciane.ns.cloudflare.com`
		A	108.162.194.120^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	162.159.38.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	172.64.34.120^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
MX	`cpubcn-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
TXT	`MS=ms38102492`
TXT	`MS=ms99503620`
TXT	`v=spf1 include:spf.protection.outlook.com include:externo.inmovilla.com -all`
SOA	`dante.ns.cloudflare.com`dns@cloudflare.com serial=2396985050

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

PTR for

27.168.170.212.in-addr.arpa

Subdomains

www.cpubcn.com

Same first word

cpubcn.com

Similar names

ncupcb.com

ccnpub.com

DNS History

13 records (4 active, 9 former)

●NSdante.ns.cloudflare.com2026-02-23 → 2026-03-01 · 3 obs

○ 2017-03-15 10:50:52
● 2026-02-23 10:16:32
● 2026-03-01 16:41:40

●NSluciane.ns.cloudflare.com2026-02-23 → 2026-03-01 · 3 obs

○ 2017-03-15 10:50:52
● 2026-02-23 10:16:32
● 2026-03-01 16:41:40

○NSns.dinahosting.com2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○NSns1.interdomain.net2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○NSns2.dinahosting.com2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○NSns2.interdomain.net2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○NSns3.interdomain.es2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

●MXcpubcn-com.mail.protection.outlook.com2026-02-23 → 2026-03-01 · 3 obs

○ 2017-03-15 10:50:52
● 2026-02-23 10:16:32
● 2026-03-01 16:41:40

○MXmail.cambrapropbcn.com2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○MXmail2.cambrapropbcn.com2015-08-19 → 2017-03-15 · 4 obs

● 2015-08-19 07:51:56
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

○A185.34.193.332017-03-15 → 2017-03-15 · 4 obs

○ 2016-06-12 15:22:02
● 2017-03-15 10:50:52
○ 2026-02-23 10:16:32
○ 2026-03-01 16:41:40

●A46.16.63.682026-02-23 → 2026-03-01 · 3 obs

○ 2017-03-15 10:50:52
● 2026-02-23 10:16:32
● 2026-03-01 16:41:40

○A72.47.228.1172015-08-19 → 2016-06-12 · 4 obs

● 2015-08-19 07:51:56
● 2016-06-12 15:22:02
○ 2017-03-15 10:50:52
○ 2026-03-01 16:41:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cpubcn.com	luciane.ns.cloudflare.com, dante.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.195.10

NS records: luciane.ns.cloudflare.com, dante.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpubcn.com (unsigned zone)

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.16.63.68`
NS	2	`dante.ns.cloudflare.com, luciane.ns.cloudflare.com`
MX	1	`cpubcn-com.mail.protection.outlook.com (`
TXT	3	`MS=ms38102492, MS=ms99503620...`
SOA	1	`dante.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

cpubcn.com is the parent of www.cpubcn.com.

IP Addresses

cpubcn.com resolves to a single IP: 46.16.63.68.

Other host names, for instance smtp.uncavasa.com, labicicleta.cat, clinicacostacodina.com, vitogas.es and mail.labicicleta.cat share IP numbers with cpubcn.com.

Name Servers

cpubcn.com has two name servers: dante.ns.cloudflare.com and luciane.ns.cloudflare.com.

cpubcn.com shares the same name server setup as other domains, for example u-car.com.tw, qiksolve.com, deepakperwani.com, plotlines.co.uk and colombia-nature.com.

cpubcn.com shares some name servers with other domains, for example 5052323.co.il, boyuhulian.com, uidzer0.net, urdanegui.com and pioneerlinens.com.

These name servers are often used together with venus.ns.cloudflare.com, matteo.ns.cloudflare.com and alexia.ns.cloudflare.com.

Host names with six IP numbers: dante.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0a, 2803:f800:50::6ca2:c30a, 2a06:98c1:50::ac40:230a, 108.162.195.10, 162.159.44.10 and 172.64.35.10; luciane.ns.cloudflare.com points to: 2606:4700:50::a29f:2678, 2803:f800:50::6ca2:c278, 2a06:98c1:50::ac40:2278, 108.162.194.120, 162.159.38.120 and 172.64.34.120.

Mail Servers

cpubcn.com is handled by a single mail server, cpubcn-com.mail.protection.outlook.com.

Host cpubcn-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::a, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::9, 52.101.68.16, 52.101.68.21, 52.101.73.6 and 52.101.73.12.

cpubcn.com - robtex.com

cpubcn.com

com

PTR for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cpubcn.com`

`com`