`k2100.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:4713^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8e45^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.71.19^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.69^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isla.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
NS	`toby.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bef^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ef^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`toby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ef^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`toby.ns.cloudflare.com`
		A	108.162.193.239^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	172.64.33.239^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	173.245.59.239^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.71.19, 172.67.142.69
		IPv6	2606:4700:3032::6815:4713, 2606:4700:3035::ac43:8e45
SOA	`isla.ns.cloudflare.com`dns@cloudflare.com serial=2397774405

`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=1774449457

Same first word

k2100.com

Similar names

100k2.blogspot.com

k1200.com

100k2.com

1200k.com

1020k.com

2k001.com

2010k.com

DNS History

13 records (6 active, 7 former)

●NSisla.ns.cloudflare.com2026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

○NSns.goodicon.kr2015-08-09 → 2017-03-20 · 4 obs

● 2015-08-09 17:51:22
● 2017-03-20 09:03:02
○ 2020-03-07 03:10:34
○ 2026-03-25 15:05:58

○NSns2.goodicon.kr2015-08-09 → 2017-03-20 · 4 obs

● 2015-08-09 17:51:22
● 2017-03-20 09:03:02
○ 2020-03-07 03:10:34
○ 2026-03-25 15:05:58

○NSns7.alidns.com2020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-20 09:03:02
● 2020-03-07 03:10:34
○ 2026-03-05 10:23:52
○ 2026-03-25 15:05:58

○NSns8.alidns.com2020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-20 09:03:02
● 2020-03-07 03:10:34
○ 2026-03-05 10:23:52
○ 2026-03-25 15:05:58

●NStoby.ns.cloudflare.com2026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

○MXmail.k2100.com2015-08-09 → 2017-03-20 · 4 obs

● 2015-08-09 17:51:22
● 2017-03-20 09:03:02
○ 2020-03-07 03:10:34
○ 2026-03-25 15:05:58

●A104.21.71.192026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

○A114.200.199.532015-08-09 → 2017-03-20 · 4 obs

● 2015-08-09 17:51:22
● 2017-03-20 09:03:02
○ 2020-03-07 03:10:34
○ 2026-03-25 15:05:58

●A172.67.142.692026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

○A198.105.174.62020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-20 09:03:02
● 2020-03-07 03:10:34
○ 2026-03-05 10:23:52
○ 2026-03-25 15:05:58

●A2606:4700:3032::6815:47132026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

●A2606:4700:3035::ac43:8e452026-03-05 → 2026-03-25 · 3 obs

○ 2020-03-07 03:10:34
● 2026-03-05 10:23:52
● 2026-03-25 15:05:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
k2100.com	isla.ns.cloudflare.com, toby.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.239

NS records: isla.ns.cloudflare.com, toby.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for k2100.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.142.69, 104.21.71.19`
AAAA	2	`2606:4700:3035::ac43:8e45, 2606:4700:3032::6815:4713`
NS	2	`isla.ns.cloudflare.com, toby.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isla.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

k2100.com points to four IP numbers: 2606:4700:3032::6815:4713, 2606:4700:3035::ac43:8e45, 104.21.71.19 and 172.67.142.69.

Other host names, for instance www.dierotenseiten.ch, hapai.kiev.ua, vivanews.co.id, soroka-vorovka.com and www.betterbreads.net share IP numbers with k2100.com.

Name Servers

k2100.com is delegated to two name servers: isla.ns.cloudflare.com and toby.ns.cloudflare.com.

k2100.com uses the same name server setup as other domains, for instance adedicated.com, xiaobao.me, lethbridgehear.com, dadatuys.com and 71vod.com.

k2100.com shares name servers with other domains at least partially, for instance everestyayinlari.com, winphonebg.com, jpnparts.com, bekzrw8.com and reddeveloper.ru.

Host names with six IP numbers: isla.ns.cloudflare.com points to 2606:4700:50::adf5:3a77, 2803:f800:50::6ca2:c077, 2a06:98c1:50::ac40:2077, 108.162.192.119, 172.64.32.119 and 173.245.58.119; toby.ns.cloudflare.com points to 2606:4700:58::adf5:3bef, 2803:f800:50::6ca2:c1ef, 2a06:98c1:50::ac40:21ef, 108.162.193.239, 172.64.33.239 and 173.245.59.239.

k2100.com - robtex.com

k2100.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`k2100.com`

`com`