`0591.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:2515^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:cb45^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.21^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.69^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`magdalena.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2608^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c208^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`magdalena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2208^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`magdalena.ns.cloudflare.com`
		A	108.162.194.8^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	162.159.38.8^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	172.64.34.8^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
NS	`robert.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c8c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`robert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`robert.ns.cloudflare.com`
		A	108.162.195.140^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	162.159.44.140^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	172.64.35.140^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.21, 172.67.203.69
		IPv6 hints	2606:4700:3035::6815:2515, 2606:4700:3035::ac43:cb45
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=55, name=cloudflare-ech.com
SOA	`magdalena.ns.cloudflare.com`dns@cloudflare.com serial=2406584588

`tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.tw` ⭐
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.dns.tw`
	NS	`c.dns.tw`
	NS	`d.dns.tw`
	NS	`e.dns.tw`
	NS	`f.dns.tw`
	NS	`g.dns.tw`
	NS	`h.dns.tw`
	SOA	`a.dns.tw`snw@twnic.net.tw serial=2011033949

⚠️ On DNS blocklist: light, multi, pro, pro.plus, tif, ultimate

Same first word

0591.de

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0591.pro

0591.org

0591.net.cn

0591.us

0591.ir

0591.com

0591.ai

0591.ren

0591.online

0591.tw

0591.net

0591.com.cn

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9015.ws

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1509.cn

9051.de

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5910.ir

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DNS History

15 records (6 active, 9 former)

●NSmagdalena.ns.cloudflare.com2026-06-16 → 2026-07-14 · 3 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
● 2026-07-14 21:06:38

○NSns03.domaincontrol.com2026-05-27 → 2026-05-29 · 4 obs

● 2026-05-27 09:33:04
● 2026-05-29 04:02:48
○ 2026-06-16 06:27:00
○ 2026-07-14 21:06:38

○NSns04.domaincontrol.com2026-05-27 → 2026-05-29 · 4 obs

● 2026-05-27 09:33:04
● 2026-05-29 04:02:48
○ 2026-06-16 06:27:00
○ 2026-07-14 21:06:38

●NSrobert.ns.cloudflare.com2026-06-16 → 2026-07-14 · 3 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
● 2026-07-14 21:06:38

●A104.21.37.212026-06-16 → 2026-07-14 · 5 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
○ 2026-07-08 10:40:34
● 2026-07-14 08:23:56
● 2026-07-14 21:06:38

○A137.220.155.802026-05-27 → 2026-05-29 · 4 obs

● 2026-05-27 09:33:04
● 2026-05-29 04:02:48
○ 2026-06-16 06:27:00
○ 2026-07-14 21:06:38

●A172.67.203.692026-06-16 → 2026-07-14 · 5 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
○ 2026-07-08 10:40:34
● 2026-07-14 08:23:56
● 2026-07-14 21:06:38

○A188.114.96.02026-07-08 → 2026-07-08 · 4 obs

○ 2026-06-22 23:46:06
● 2026-07-08 10:40:34
○ 2026-07-14 08:23:56
○ 2026-07-14 21:06:38

○A188.114.97.02026-07-08 → 2026-07-08 · 4 obs

○ 2026-06-22 23:46:06
● 2026-07-08 10:40:34
○ 2026-07-14 08:23:56
○ 2026-07-14 21:06:38

○A2606:4700:3031::6815:25152026-06-16 → 2026-06-16 · 4 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
○ 2026-06-22 23:46:06
○ 2026-07-14 21:06:38

○A2606:4700:3034::ac43:cb452026-06-16 → 2026-06-16 · 4 obs

○ 2026-05-29 04:02:48
● 2026-06-16 06:27:00
○ 2026-06-22 23:46:06
○ 2026-07-14 21:06:38

●A2606:4700:3035::6815:25152026-06-22 → 2026-07-14 · 5 obs

○ 2026-06-16 06:27:00
● 2026-06-22 23:46:06
○ 2026-07-08 10:40:34
● 2026-07-14 08:23:56
● 2026-07-14 21:06:38

●A2606:4700:3035::ac43:cb452026-06-22 → 2026-07-14 · 5 obs

○ 2026-06-16 06:27:00
● 2026-06-22 23:46:06
○ 2026-07-08 10:40:34
● 2026-07-14 08:23:56
● 2026-07-14 21:06:38

○A2a06:98c1:3120::2026-07-08 → 2026-07-08 · 4 obs

○ 2026-06-22 23:46:06
● 2026-07-08 10:40:34
○ 2026-07-14 08:23:56
○ 2026-07-14 21:06:38

○A2a06:98c1:3121::2026-07-08 → 2026-07-08 · 4 obs

○ 2026-06-22 23:46:06
● 2026-07-08 10:40:34
○ 2026-07-14 08:23:56
○ 2026-07-14 21:06:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	g.dns.tw, e.dns.tw, f.dns.tw, a.dns.tw...	-
0591.tw	robert.ns.cloudflare.com, magdalena.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.8

NS records: robert.ns.cloudflare.com, magdalena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 0591.tw (unsigned zone)

⏱️ Timing

Total: 603ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.203.69, 104.21.37.21`
AAAA	2	`2606:4700:3035::ac43:cb45, 2606:4700:3035::6815:2515`
NS	2	`magdalena.ns.cloudflare.com, robert.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`magdalena.ns.cloudflare.com dns.cloudfla`

Analysis

IP Addresses

0591.tw points to the four IP addresses 104.21.37.21, 172.67.203.69, 2606:4700:3035::6815:2515 and 2606:4700:3035::ac43:cb45.

Additional host names — fooboys.com, nosorgu.com, zcx80.com and two others — share IP numbers with 0591.tw.

Name Servers

0591.tw is served by two delegated name servers, magdalena.ns.cloudflare.com and robert.ns.cloudflare.com.

0591.tw shares its name server setup with other domains, including blackjack77gg.com, 98.68.68.in-addr.arpa, irenechiang.com and two others.

There is at least partial name server overlap between 0591.tw and other domains — autagro.com, terrahorizonblock.biz, motion-corebase.click and two more among them.

These name servers tend to appear in combination with the name servers jason.ns.cloudflare.com, etta.ns.cloudflare.com, chloe.ns.cloudflare.com and nero.ns.cloudflare.com.

Host names with 6 IP numbers:

magdalena.ns.cloudflare.com carries IP addresses 108.162.194.8, 162.159.38.8 and 172.64.34.8, with 3 other addresses beyond those.

robert.ns.cloudflare.com carries IP addresses 108.162.195.140, 162.159.44.140 and 172.64.35.140, with 3 other addresses beyond those.

0591.tw - robtex.com

0591.tw

tw

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`0591.tw`

`tw`