rangcuo.com - dns.ninja

`rangcuo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:11fa^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:b2ea^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.250^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.234^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`donna.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c097^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`donna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2097^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`donna.ns.cloudflare.com`
		A	108.162.192.151^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	172.64.32.151^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	173.245.58.151^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
NS	`mark.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.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	`v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.250, 172.67.178.234
		IPv6 hints	2606:4700:3031::6815:11fa, 2606:4700:3031::ac43:b2ea
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=134, name=cloudflare-ech.com
SOA	`donna.ns.cloudflare.com`dns@cloudflare.com serial=2408153609

`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=1782921501

Same first word

rangcuo.com

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DNS History

16 records (9 active, 7 former)

●NSdonna.ns.cloudflare.com2026-03-26 → 2026-07-01 · 3 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
● 2026-07-01 16:06:46

○NSf1g1ns1.dnspod.net2015-05-29 → 2020-02-17 · 4 obs

● 2015-05-29 20:20:28
● 2020-02-17 23:40:36
○ 2026-03-26 06:24:12
○ 2026-07-01 16:06:46

○NSf1g1ns2.dnspod.net2015-05-29 → 2020-02-17 · 4 obs

● 2015-05-29 20:20:28
● 2020-02-17 23:40:36
○ 2026-03-26 06:24:12
○ 2026-07-01 16:06:46

●NSmark.ns.cloudflare.com2026-03-26 → 2026-07-01 · 3 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
● 2026-07-01 16:06:46

●MXmx1.qiye.aliyun.com2026-03-26 → 2026-07-01 · 2 obs

● 2026-03-26 06:24:12
● 2026-07-01 16:06:46

●MXmx2.qiye.aliyun.com2026-03-26 → 2026-07-01 · 2 obs

● 2026-03-26 06:24:12
● 2026-07-01 16:06:46

●MXmx3.qiye.aliyun.com2026-03-26 → 2026-07-01 · 2 obs

● 2026-03-26 06:24:12
● 2026-07-01 16:06:46

●A104.21.17.2502026-03-26 → 2026-07-01 · 7 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
○ 2026-04-06 22:25:40
● 2026-04-10 13:21:58
○ 2026-05-03 01:01:40
● 2026-06-01 09:50:42
● 2026-07-01 16:06:46

○A116.255.170.2352015-05-29 → 2017-03-31 · 4 obs

● 2015-05-29 20:20:28
● 2017-03-31 11:50:10
○ 2020-02-17 23:40:36
○ 2026-07-01 16:06:46

●A172.67.178.2342026-03-26 → 2026-07-01 · 7 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
○ 2026-04-06 22:25:40
● 2026-04-10 13:21:58
○ 2026-05-03 01:01:40
● 2026-06-01 09:50:42
● 2026-07-01 16:06:46

○A188.114.96.02026-04-06 → 2026-05-03 · 6 obs

○ 2026-03-26 06:24:12
● 2026-04-06 22:25:40
○ 2026-04-10 13:21:58
● 2026-05-03 01:01:40
○ 2026-06-01 09:50:42
○ 2026-07-01 16:06:46

○A188.114.97.02026-04-06 → 2026-05-03 · 6 obs

○ 2026-03-26 06:24:12
● 2026-04-06 22:25:40
○ 2026-04-10 13:21:58
● 2026-05-03 01:01:40
○ 2026-06-01 09:50:42
○ 2026-07-01 16:06:46

●A2606:4700:3031::6815:11fa2026-03-26 → 2026-07-01 · 7 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
○ 2026-04-06 22:25:40
● 2026-04-10 13:21:58
○ 2026-05-03 01:01:40
● 2026-06-01 09:50:42
● 2026-07-01 16:06:46

●A2606:4700:3031::ac43:b2ea2026-03-26 → 2026-07-01 · 7 obs

○ 2020-02-17 23:40:36
● 2026-03-26 06:24:12
○ 2026-04-06 22:25:40
● 2026-04-10 13:21:58
○ 2026-05-03 01:01:40
● 2026-06-01 09:50:42
● 2026-07-01 16:06:46

○A2a06:98c1:3120::2026-04-06 → 2026-05-03 · 6 obs

○ 2026-03-26 06:24:12
● 2026-04-06 22:25:40
○ 2026-04-10 13:21:58
● 2026-05-03 01:01:40
○ 2026-06-01 09:50:42
○ 2026-07-01 16:06:46

○A2a06:98c1:3121::2026-04-06 → 2026-05-03 · 6 obs

○ 2026-03-26 06:24:12
● 2026-04-06 22:25:40
○ 2026-04-10 13:21:58
● 2026-05-03 01:01:40
○ 2026-06-01 09:50:42
○ 2026-07-01 16:06:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rangcuo.com	mark.ns.cloudflare.com, donna.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.130

NS records: mark.ns.cloudflare.com, donna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rangcuo.com (unsigned zone)

⏱️ Timing

Total: 187ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.17.250, 172.67.178.234`
AAAA	2	`2606:4700:3031::ac43:b2ea, 2606:4700:3031::6815:11fa`
NS	2	`donna.ns.cloudflare.com, mark.ns.cloudflare.com`
MX	3	`mx2.qiye.aliyun.com (pri: 10), mx3.qiye.aliyun.com (pri: 15)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`donna.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

rangcuo.com has four IP addresses: 104.21.17.250, 172.67.178.234, 2606:4700:3031::6815:11fa and 2606:4700:3031::ac43:b2ea.

Additional host names — www.bbdenver.com, handball19.com, www.gamenami.com and two others — share IP numbers with rangcuo.com.

Name Servers

rangcuo.com is delegated to two name servers: donna.ns.cloudflare.com and mark.ns.cloudflare.com.

rangcuo.com shares its name server setup with other domains, including acuerdomarco.xyz, orionmagazine.org, teieploknb.club and two others.

rangcuo.com shares at least some of its name servers with other domains, including afnnx.com, kbcvip88.com, finda.holiday and two others.

These name servers are frequently seen alongside the name servers moura.ns.cloudflare.com, princess.ns.cloudflare.com, nash.ns.cloudflare.com and bayan.ns.cloudflare.com.

Host names with 6 IP numbers:

donna.ns.cloudflare.com resolves to 108.162.192.151, 172.64.32.151, 173.245.58.151 and 3 other IP addresses.

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130, 173.245.59.130 and 3 other IP addresses.

Mail Servers

rangcuo.com is handled by three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

rangcuo.com shares mail servers — at least in part — with other domains, including shrst.com.cn, spm-northasia.com, xedagroup.com and two others.

These mail servers are frequently paired with the mail servers mxn.mxhichina.com, mxw.mxhichina.com, mxbiz1.qq.com and mxbiz2.qq.com.

Host names with two IP numbers:

mx3.qiye.aliyun.com points to 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mx1.qiye.aliyun.com points to 47.246.137.47.

mx2.qiye.aliyun.com points to 47.246.136.231.

mx3.qiye.aliyun.com and mx2.qiye.aliyun.com are host names that each point to 47.246.136.231 IP addresses.

mx3.qiye.aliyun.com and mx1.qiye.aliyun.com are host names that each point to 47.246.137.47 IP addresses.