cntopa.com - dns.ninja

`cntopa.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:189f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:db96^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.159^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.150^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`glen.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`glen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`glen.ns.cloudflare.com`
		A	108.162.193.169^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	172.64.33.169^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	173.245.59.169^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
NS	`kimora.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kimora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kimora.ns.cloudflare.com`
		A	108.162.194.243^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	162.159.38.243^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
		A	172.64.34.243^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kimora.ns.cloudflare.com`
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`google-site-verification=In9Wgc5hhBiRsGNjwH53tlUpHynB5VZ1GTDLcU6J1BM`
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.24.159, 172.67.219.150
		IPv6 hints	2606:4700:3033::6815:189f, 2606:4700:3036::ac43:db96
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=132, name=cloudflare-ech.com
SOA	`glen.ns.cloudflare.com`dns@cloudflare.com serial=2406386064

`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=1783152356

Same first word

cntopa.com

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DNS History

19 records (9 active, 10 former)

○NSdns.4cun.com2017-09-16 → 2017-12-18 · 4 obs

● 2017-09-16 23:01:22
● 2017-12-18 07:13:54
○ 2026-02-26 22:50:58
○ 2026-07-04 08:08:38

●NSglen.ns.cloudflare.com2026-02-26 → 2026-07-04 · 3 obs

○ 2017-12-18 07:13:54
● 2026-02-26 22:50:58
● 2026-07-04 08:08:38

●NSkimora.ns.cloudflare.com2026-02-26 → 2026-07-04 · 3 obs

○ 2017-12-18 07:13:54
● 2026-02-26 22:50:58
● 2026-07-04 08:08:38

○MXmx-n.global-mail.cn2017-09-16 → 2017-12-18 · 4 obs

● 2017-09-16 23:01:22
● 2017-12-18 07:13:54
○ 2026-02-26 22:50:58
○ 2026-07-04 08:08:38

○MXmx1-n.global-mail.cn2017-09-16 → 2017-12-18 · 4 obs

● 2017-09-16 23:01:22
● 2017-12-18 07:13:54
○ 2026-02-26 22:50:58
○ 2026-07-04 08:08:38

●MXmx1.qiye.aliyun.com2026-02-26 → 2026-07-04 · 3 obs

○ 2017-12-18 07:13:54
● 2026-02-26 22:50:58
● 2026-07-04 08:08:38

●MXmx2.qiye.aliyun.com2026-02-26 → 2026-07-04 · 3 obs

○ 2017-12-18 07:13:54
● 2026-02-26 22:50:58
● 2026-07-04 08:08:38

●MXmx3.qiye.aliyun.com2026-02-26 → 2026-07-04 · 3 obs

○ 2017-12-18 07:13:54
● 2026-02-26 22:50:58
● 2026-07-04 08:08:38

●A104.21.24.1592026-02-26 → 2026-07-04 · 5 obs

● 2026-02-26 22:50:58
● 2026-02-27 05:21:06
○ 2026-03-03 21:57:56
● 2026-03-31 15:24:42
● 2026-07-04 08:08:38

●A172.67.219.1502026-02-26 → 2026-07-04 · 5 obs

● 2026-02-26 22:50:58
● 2026-02-27 05:21:06
○ 2026-03-03 21:57:56
● 2026-03-31 15:24:42
● 2026-07-04 08:08:38

○A188.114.96.02026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-27 05:21:06
● 2026-03-03 21:57:56
○ 2026-03-31 15:24:42
○ 2026-07-04 08:08:38

○A188.114.97.02026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-27 05:21:06
● 2026-03-03 21:57:56
○ 2026-03-31 15:24:42
○ 2026-07-04 08:08:38

●A2606:4700:3033::6815:189f2026-06-29 → 2026-07-04 · 3 obs

○ 2026-06-17 17:48:56
● 2026-06-29 15:03:58
● 2026-07-04 08:08:38

○A2606:4700:3033::ac43:db962026-02-26 → 2026-06-17 · 7 obs

● 2026-02-26 22:50:58
● 2026-02-27 05:21:06
○ 2026-03-03 21:57:56
● 2026-03-31 15:24:42
● 2026-06-17 17:48:56
○ 2026-06-29 15:03:58
○ 2026-07-04 08:08:38

○A2606:4700:3034::6815:189f2026-02-26 → 2026-06-17 · 7 obs

● 2026-02-26 22:50:58
● 2026-02-27 05:21:06
○ 2026-03-03 21:57:56
● 2026-03-31 15:24:42
● 2026-06-17 17:48:56
○ 2026-06-29 15:03:58
○ 2026-07-04 08:08:38

●A2606:4700:3036::ac43:db962026-06-29 → 2026-07-04 · 3 obs

○ 2026-06-17 17:48:56
● 2026-06-29 15:03:58
● 2026-07-04 08:08:38

○A2a06:98c1:3120::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-27 05:21:06
● 2026-03-03 21:57:56
○ 2026-03-31 15:24:42
○ 2026-07-04 08:08:38

○A2a06:98c1:3121::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-27 05:21:06
● 2026-03-03 21:57:56
○ 2026-03-31 15:24:42
○ 2026-07-04 08:08:38

○CNAME99536.vhost368.cloudvhost.top2017-09-16 → 2017-12-18 · 4 obs

● 2017-09-16 23:01:22
● 2017-12-18 07:13:54
○ 2026-02-26 22:50:58
○ 2026-07-04 08:08:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
cntopa.com	glen.ns.cloudflare.com, kimora.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.243

NS records: glen.ns.cloudflare.com, kimora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cntopa.com (unsigned zone)

⏱️ Timing

Total: 247ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.150, 104.21.24.159`
AAAA	2	`2606:4700:3036::ac43:db96, 2606:4700:3033::6815:189f`
NS	2	`glen.ns.cloudflare.com, kimora.ns.cloudflare.com`
MX	3	`mx2.qiye.aliyun.com (pri: 10), mx3.qiye.aliyun.com (pri: 15)...`
TXT	2	`google-site-verification=In9Wgc5hhBiRsGN, v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`glen.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cntopa.com directs to four IP numbers, which are 104.21.24.159, 172.67.219.150, 2606:4700:3033::6815:189f and 2606:4700:3036::ac43:db96.

methylpro.com, offs111.top, makebank.com and two other host names share IP numbers with cntopa.com.

Name Servers

The NS records for cntopa.com delegate to glen.ns.cloudflare.com and kimora.ns.cloudflare.com.

cntopa.com uses the same name servers as several other domains — among them byorl.com, danielrolnikgallery.com, xrossworld.net and two more.

There is at least partial name server overlap between cntopa.com and other domains — kik-mep.com, cronom.org, archequitypartners.com and two more among them.

These name servers are routinely deployed together with the name servers carmelo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

glen.ns.cloudflare.com maps to 108.162.193.169, 172.64.33.169, 173.245.59.169 and 3 additional IP addresses.

kimora.ns.cloudflare.com maps to 108.162.194.243, 162.159.38.243, 172.64.34.243 and 3 additional IP addresses.

Mail Servers

Incoming mail for cntopa.com is delivered via three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

cntopa.com has at least partial mail server overlap with other domains such as yuanjiutech.com, dmdsh.com, investincn.com and two more.

These mail servers are routinely seen in conjunction with the mail servers mxn.mxhichina.com and mxw.mxhichina.com.

Hostnames that resolve to two IP addresses:

The A records for mx3.qiye.aliyun.com return 47.246.136.231 and 47.246.137.47.

Hosts with just one IP address:

mx1.qiye.aliyun.com resolves to the IP address 47.246.137.47.

mx2.qiye.aliyun.com resolves to the IP address 47.246.136.231.

mx3.qiye.aliyun.com and mx2.qiye.aliyun.com each have 47.246.136.231 IP addresses.

mx3.qiye.aliyun.com and mx1.qiye.aliyun.com each have 47.246.137.47 IP addresses.