`isrubber.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:1f66^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b034^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.102^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.52^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`justin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bbb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`justin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`justin.ns.cloudflare.com`
		A	108.162.193.187^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	172.64.33.187^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
		A	173.245.59.187^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`justin.ns.cloudflare.com`
NS	`mary.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a86^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c086^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2086^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mary.ns.cloudflare.com`
		A	108.162.192.134^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mary.ns.cloudflare.com`
		A	172.64.32.134^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mary.ns.cloudflare.com`
		A	173.245.58.134^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mary.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.31.102, 172.67.176.52
		IPv6 hints	2606:4700:3030::6815:1f66, 2606:4700:3035::ac43:b034
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=183, name=cloudflare-ech.com
SOA	`justin.ns.cloudflare.com`dns@cloudflare.com serial=2403697492

`com.tw`

	DNSSEC	⚠️ Not signed
	NS	`a.twnic.net.tw` ⭐
	NS	`anytld.apnic.net`
	NS	`b.twnic.net.tw`
	NS	`c.twnic.net.tw`
	NS	`d.twnic.net.tw`
	NS	`e.twnic.net.tw`
	NS	`f.twnic.net.tw`
	NS	`g.twnic.net.tw`
	NS	`h.dns.tw`
	NS	`h.twnic.net.tw`
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006349364

rank #352747 globally
rank #807 in the tld
WOT: SAFE (68/100)
WOT: SAFE (58/100)

Previously MX for

isrubber.com.tw

Same first word

isrubber.com.tw

DNS History

14 records (6 active, 8 former)

●NSjustin.ns.cloudflare.com2026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

●NSmary.ns.cloudflare.com2026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

○NSns1.wt100.com2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 11:33:18
○ 2015-05-29 19:55:02
○ 2026-05-11 22:03:12

○NSns2.wt100.com2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 11:33:18
○ 2015-05-29 19:55:02
○ 2026-05-11 22:03:12

○NSta15.potia.com2015-05-29 → 2016-06-20 · 5 obs

○ 2008-11-27 11:33:18
● 2015-05-29 19:55:02
● 2016-06-20 01:23:42
○ 2026-05-11 18:27:06
○ 2026-05-11 22:03:12

○NSta16.potia.com2015-05-29 → 2016-06-20 · 5 obs

○ 2008-11-27 11:33:18
● 2015-05-29 19:55:02
● 2016-06-20 01:23:42
○ 2026-05-11 18:27:06
○ 2026-05-11 22:03:12

○MXisrubber.com.tw2015-05-29 → 2016-06-20 · 5 obs

○ 2008-11-27 11:33:18
● 2015-05-29 19:55:02
● 2016-06-20 01:23:42
○ 2026-05-11 18:27:06
○ 2026-05-11 22:03:12

○MXmail.isrubber.com.tw2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 11:33:18
○ 2015-05-29 19:55:02
○ 2026-05-11 22:03:12

●A104.21.31.1022026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

●A172.67.176.522026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

○A210.242.143.62015-05-29 → 2016-06-20 · 5 obs

○ 2008-11-27 11:33:18
● 2015-05-29 19:55:02
● 2016-06-20 01:23:42
○ 2026-05-11 18:27:06
○ 2026-05-11 22:03:12

○A211.76.136.702008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 11:33:18
○ 2015-05-29 19:55:02
○ 2026-05-11 22:03:12

●A2606:4700:3030::6815:1f662026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

●A2606:4700:3035::ac43:b0342026-05-11 → 2026-05-11 · 3 obs

○ 2016-06-20 01:23:42
● 2026-05-11 18:27:06
● 2026-05-11 22:03:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com.tw	h.twnic.net.tw, b.twnic.net.tw, a.twnic.net.tw, c.twnic.net.tw...	-
isrubber.com.tw	mary.ns.cloudflare.com, justin.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.187

NS records: mary.ns.cloudflare.com, justin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.tw (unsigned zone)

⏱️ Timing

Total: 398ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.102, 172.67.176.52`
AAAA	2	`2606:4700:3035::ac43:b034, 2606:4700:3030::6815:1f66`
NS	2	`justin.ns.cloudflare.com, mary.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`justin.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

isrubber.com.tw maps to four IP numbers: 2606:4700:3030::6815:1f66, 2606:4700:3035::ac43:b034, 104.21.31.102 and 172.67.176.52.

Other host names such as daju365.com, xvids.biz, site4.cloud, kodocha.org and hallnode95.mybjjblog.com share IPs with isrubber.com.tw.

Name Servers

Two name servers justin.ns.cloudflare.com and mary.ns.cloudflare.com handle the delegation for isrubber.com.tw.

isrubber.com.tw shares the same name server setup as other domains, for example buddyridersg.com, novacyb.de, recibocfe.com.mx, lessless.de and cemaac.com.mx.

isrubber.com.tw at least partially shares name servers with other domains, for example ozsales.nl, unistours.com, play8x-bet.win, privatewebmail.net and kuiliguojn.com.

Host names with six IP numbers:

justin.ns.cloudflare.com points to 2606:4700:58::adf5:3bbb, 2803:f800:50::6ca2:c1bb, 2a06:98c1:50::ac40:21bb, 108.162.193.187, 172.64.33.187 and 173.245.59.187.

mary.ns.cloudflare.com points to 2606:4700:50::adf5:3a86, 2803:f800:50::6ca2:c086, 2a06:98c1:50::ac40:2086, 108.162.192.134, 172.64.32.134 and 173.245.58.134.

isrubber.com.tw - robtex.com

isrubber.com.tw

com.tw

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`isrubber.com.tw`

`com.tw`