`ucloudworld.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2cda^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:cbf0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.218^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.240^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`odin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`odin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`odin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`odin.ns.cloudflare.com`
		A	108.162.195.208^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`odin.ns.cloudflare.com`
		A	162.159.44.208^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`odin.ns.cloudflare.com`
		A	172.64.35.208^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`odin.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.218, 172.67.203.240
		IPv6 hints	2606:4700:3031::6815:2cda, 2606:4700:3031::ac43:cbf0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOA	`odin.ns.cloudflare.com`dns@cloudflare.com serial=2409516540

`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=1784813842

Subdomains

mx.ucloudworld.com

Same first word

ucloudworld.com

DNS History

20 records (6 active, 14 former)

○NSdns13.hichina.com2015-07-18 → 2020-01-16 · 3 obs

● 2015-07-18 17:55:36
● 2020-01-16 01:38:12
○ 2026-07-23 13:50:14

○NSdns14.hichina.com2015-07-18 → 2020-01-16 · 3 obs

● 2015-07-18 17:55:36
● 2020-01-16 01:38:12
○ 2026-07-23 13:50:14

○NSexpirens3.hichina.com2026-07-08 → 2026-07-08 · 3 obs

○ 2020-01-16 01:38:12
● 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

○NSexpirens4.hichina.com2026-07-08 → 2026-07-08 · 3 obs

○ 2020-01-16 01:38:12
● 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

●NSodin.ns.cloudflare.com2026-07-23 → 2026-07-23 · 2 obs

○ 2026-07-08 21:09:52
● 2026-07-23 13:50:14

●NSulla.ns.cloudflare.com2026-07-23 → 2026-07-23 · 2 obs

○ 2026-07-08 21:09:52
● 2026-07-23 13:50:14

○MXmail.ucloudworld.com2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-17 11:11:02
● 2020-01-16 01:38:12
○ 2026-03-27 14:48:28
○ 2026-07-23 13:50:14

○MXmx.ucloudworld.com2016-02-06 → 2017-03-17 · 5 obs

○ 2015-11-15 10:49:40
● 2016-02-06 05:10:32
● 2017-03-17 11:11:02
○ 2020-01-16 01:38:12
○ 2026-07-23 13:50:14

○MXmx1.larksuite.com2026-03-27 → 2026-03-27 · 4 obs

○ 2020-01-16 01:38:12
● 2026-03-27 14:48:28
○ 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

○MXmx2.larksuite.com2026-03-27 → 2026-03-27 · 4 obs

○ 2020-01-16 01:38:12
● 2026-03-27 14:48:28
○ 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

○MXmx3.larksuite.com2026-03-27 → 2026-03-27 · 4 obs

○ 2020-01-16 01:38:12
● 2026-03-27 14:48:28
○ 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

○MXucloudworld-com.mail.protection.partner.outlook.cn2015-07-18 → 2015-11-15 · 4 obs

● 2015-07-18 17:55:36
● 2015-11-15 10:49:40
○ 2016-02-06 05:10:32
○ 2026-07-23 13:50:14

●A104.21.44.2182026-07-23 → 2026-07-23 · 2 obs

○ 2026-03-27 14:48:28
● 2026-07-23 13:50:14

○A139.219.15.1412015-11-15 → 2017-03-17 · 5 obs

○ 2015-07-18 17:55:36
● 2015-11-15 10:49:40
● 2017-03-17 11:11:02
○ 2020-01-16 01:38:12
○ 2026-07-23 13:50:14

●A172.67.203.2402026-07-23 → 2026-07-23 · 2 obs

○ 2026-03-27 14:48:28
● 2026-07-23 13:50:14

○A210.73.215.1412020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-17 11:11:02
● 2020-01-16 01:38:12
○ 2026-03-27 14:48:28
○ 2026-07-23 13:50:14

●A2606:4700:3031::6815:2cda2026-07-23 → 2026-07-23 · 2 obs

○ 2026-03-27 14:48:28
● 2026-07-23 13:50:14

●A2606:4700:3031::ac43:cbf02026-07-23 → 2026-07-23 · 2 obs

○ 2026-03-27 14:48:28
● 2026-07-23 13:50:14

○A42.159.96.252015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 17:55:36
○ 2015-11-15 10:49:40
○ 2026-07-23 13:50:14

○CNAMEexpired.hichina.com2026-07-08 → 2026-07-08 · 2 obs

● 2026-07-08 21:09:52
○ 2026-07-23 13:50:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net...	-
ucloudworld.com	ulla.ns.cloudflare.com, odin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.208

NS records: ulla.ns.cloudflare.com, odin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ucloudworld.com (unsigned zone)

⏱️ Timing

Total: 127ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.44.218, 172.67.203.240`
AAAA	2	`2606:4700:3031::6815:2cda, 2606:4700:3031::ac43:cbf0`
NS	2	`odin.ns.cloudflare.com, ulla.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`odin.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

ucloudworld.com is a parent domain of mx.ucloudworld.com.

IP Addresses

ucloudworld.com has four IP addresses: 104.21.44.218, 172.67.203.240, 2606:4700:3031::6815:2cda and 2606:4700:3031::ac43:cbf0.

Two other host names, along with jawacotton.com, apiv2.grabluck.cc and tunity.com, also share IP numbers with ucloudworld.com.

Name Servers

ucloudworld.com has two authoritative name servers — odin.ns.cloudflare.com and ulla.ns.cloudflare.com.

ucloudworld.com shares its NS records with other domains, for example jhweifang.com, jltxsc.com, ghdjz.com and two others.

ucloudworld.com shares at least some of its name servers with other domains, including kidskampusincorporated.com, unitedmetaltraders.com, fellmarcuslaw.com and two others.

These name servers are frequently seen alongside the name servers clay.ns.cloudflare.com, eloise.ns.cloudflare.com, etienne.ns.cloudflare.com and destiny.ns.cloudflare.com.

DNS names with 6 IP addresses:

odin.ns.cloudflare.com points to 108.162.195.208, 162.159.44.208, 172.64.35.208 and 3 other IP addresses.

ulla.ns.cloudflare.com points to 108.162.192.233, 172.64.32.233, 173.245.58.233 and 3 other IP addresses.

ucloudworld.com - robtex.com

ucloudworld.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`ucloudworld.com`

`com`