`591fuwu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2aa3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a38a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.163^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.163.138^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dana.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c069^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2069^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dana.ns.cloudflare.com`
		A	108.162.192.105^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	172.64.32.105^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	173.245.58.105^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
NS	`dave.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.42.163, 172.67.163.138
		IPv6	2606:4700:3030::6815:2aa3, 2606:4700:3037::ac43:a38a
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2398293755

`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

Same first word

591fuwu.com

DNS History

11 records (6 active, 5 former)

●NSdana.ns.cloudflare.com2026-02-16 → 2026-03-23 · 3 obs

○ 2018-01-30 12:15:32
● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

●NSdave.ns.cloudflare.com2026-02-16 → 2026-03-23 · 3 obs

○ 2018-01-30 12:15:32
● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

○NSns.cdnhost.cn2015-06-02 → 2016-01-04 · 4 obs

● 2015-06-02 15:24:46
● 2016-01-04 10:23:58
○ 2018-01-30 12:15:32
○ 2026-03-23 10:47:32

○NSns.dnsfamily.com2015-06-02 → 2016-01-04 · 4 obs

● 2015-06-02 15:24:46
● 2016-01-04 10:23:58
○ 2018-01-30 12:15:32
○ 2026-03-23 10:47:32

○NSns1.22.cn2018-01-30 → 2018-01-30 · 4 obs

○ 2016-01-04 10:23:58
● 2018-01-30 12:15:32
○ 2026-02-16 08:37:58
○ 2026-03-23 10:47:32

○MXmxbiz1.qq.com2015-10-28 → 2016-01-04 · 4 obs

● 2015-10-28 19:14:18
● 2016-01-04 10:23:58
○ 2018-01-30 12:15:32
○ 2026-03-23 10:47:32

○MXmxbiz2.qq.com2015-10-28 → 2016-01-04 · 4 obs

● 2015-10-28 19:14:18
● 2016-01-04 10:23:58
○ 2018-01-30 12:15:32
○ 2026-03-23 10:47:32

●A104.21.42.1632026-02-16 → 2026-03-23 · 2 obs

● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

●A172.67.163.1382026-02-16 → 2026-03-23 · 2 obs

● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

●A2606:4700:3030::6815:2aa32026-02-16 → 2026-03-23 · 2 obs

● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

●A2606:4700:3037::ac43:a38a2026-02-16 → 2026-03-23 · 2 obs

● 2026-02-16 08:37:58
● 2026-03-23 10:47:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
591fuwu.com	dave.ns.cloudflare.com, dana.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.105

NS records: dave.ns.cloudflare.com, dana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 591fuwu.com (unsigned zone)

⏱️ Timing

Total: 197ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.163.138, 104.21.42.163`
AAAA	2	`2606:4700:3037::ac43:a38a, 2606:4700:3030::6815:2aa3`
NS	2	`dana.ns.cloudflare.com, dave.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

591fuwu.com maps to four IP numbers: 2606:4700:3030::6815:2aa3, 2606:4700:3037::ac43:a38a, 104.21.42.163 and 172.67.163.138.

Other host names, for instance 3aplus.com.cn, www.citindia.com, qicuyupaziaservices.digital, 168kai.info and if1.ca share IP numbers with 591fuwu.com.

Name Servers

Two name servers dana.ns.cloudflare.com and dave.ns.cloudflare.com handle delegation for 591fuwu.com.

591fuwu.com uses the same name server setup as other domains, for example caneter.net, die-fa.cn, qd-cg.com, kshzcdz.com and hulizhongxue.com.

591fuwu.com partially shares name servers with other domains; examples include gdian8.com, zuqiu500fenzhibowanzhengban.org.cn, greatlakesinnmackinaw.com, ayurvedacowurine.in and henderson.lib.nc.us.

these name servers are commonly used with the name servers mimi.ns.cloudflare.com.

Host names with six IP numbers: dana.ns.cloudflare.com points to: 2606:4700:50::adf5:3a69, 2803:f800:50::6ca2:c069, 2a06:98c1:50::ac40:2069, 108.162.192.105, 172.64.32.105 and 173.245.58.105; dave.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6d, 2803:f800:50::6ca2:c16d, 2a06:98c1:50::ac40:216d, 108.162.193.109, 172.64.33.109 and 173.245.59.109.

591fuwu.com - robtex.com

591fuwu.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`591fuwu.com`

`com`