`cdinst.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:bf33^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:298b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.139^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.51^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sandy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3adb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sandy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sandy.ns.cloudflare.com`
		A	108.162.192.219^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	172.64.32.219^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
		A	173.245.58.219^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandy.ns.cloudflare.com`
NS	`vin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vin.ns.cloudflare.com`
		A	108.162.193.245^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	172.64.33.245^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	173.245.59.245^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.41.139, 172.67.191.51
		IPv6	2606:4700:3030::ac43:bf33, 2606:4700:3034::6815:298b
SOA	`sandy.ns.cloudflare.com`dns@cloudflare.com serial=2399040688

`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=1774936777

Same first word

cdinst.com

Similar names

stdinc.ca

dtsinc.ca

ticdns.com

stdinc.net

stcind.com

tsdinc.com

dtsinc.biz

dcsint.nl

tdsinc.com

tdcins.com

stdcin.cn

sdtinc.com

tdsinc.co.jp

itscdn.com

dcsint.co.uk

cnsdit.cn

intdsc.com

tsicdn.blob.core.windows.net

tscind.in

dtsinc.org

stdinc.com

dstinc.com

distnc.com

cnsdit.com

ntscid.com

sicndt.com

ndsict.com

itcdns.com

sitcdn.com

csdnit.com

sindct.org.br

cidsnt.tj

dcinst.com

tdsinc.biz

cndits.com

cdnist.com

cdsint.com

dstinc.tw

stdinc.org

sdtinc.net

ctsind.com.sg

cdisnt.fr

dtsinc.co.uk

tdsinc.us

tcsind.com

DNS History

16 records (6 active, 10 former)

○NSf1g1ns1.dnspod.net2016-03-17 → 2016-07-17 · 5 obs

○ 2015-08-13 06:52:36
● 2016-03-17 08:15:12
● 2016-07-17 20:12:52
○ 2017-03-27 15:14:52
○ 2026-03-31 06:11:40

○NSf1g1ns2.dnspod.net2016-03-17 → 2016-07-17 · 5 obs

○ 2015-08-13 06:52:36
● 2016-03-17 08:15:12
● 2016-07-17 20:12:52
○ 2017-03-27 15:14:52
○ 2026-03-31 06:11:40

○NSns1.51dns.com2015-08-13 → 2015-08-13 · 4 obs

○ 2008-03-07 07:57:24
● 2015-08-13 06:52:36
○ 2016-03-17 08:15:12
○ 2026-03-31 06:11:40

○NSns11025.ztomy.com2017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-17 20:12:52
● 2017-03-27 15:14:52
○ 2026-03-29 15:46:58
○ 2026-03-31 06:11:40

○NSns2.51dns.com2015-08-13 → 2015-08-13 · 4 obs

○ 2008-03-07 07:57:24
● 2015-08-13 06:52:36
○ 2016-03-17 08:15:12
○ 2026-03-31 06:11:40

○NSns21025.ztomy.com2017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-17 20:12:52
● 2017-03-27 15:14:52
○ 2026-03-29 15:46:58
○ 2026-03-31 06:11:40

●NSsandy.ns.cloudflare.com2026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

●NSvin.ns.cloudflare.com2026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

●A104.21.41.1392026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

○A141.8.226.192017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-17 20:12:52
● 2017-03-27 15:14:52
○ 2026-03-29 15:46:58
○ 2026-03-31 06:11:40

●A172.67.191.512026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

○A222.187.227.952016-03-17 → 2016-03-17 · 4 obs

○ 2015-08-13 06:52:36
● 2016-03-17 08:15:12
○ 2016-07-17 20:12:52
○ 2026-03-31 06:11:40

○A23.245.253.1352015-08-13 → 2015-08-13 · 4 obs

○ 2008-03-07 07:57:24
● 2015-08-13 06:52:36
○ 2016-03-17 08:15:12
○ 2026-03-31 06:11:40

●A2606:4700:3030::ac43:bf332026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

●A2606:4700:3034::6815:298b2026-03-29 → 2026-03-31 · 3 obs

○ 2017-03-27 15:14:52
● 2026-03-29 15:46:58
● 2026-03-31 06:11:40

○PTRns11025.ztomy.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 15:14:52
○ 2026-03-29 15:46:58
○ 2026-03-31 06:11:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
cdinst.com	vin.ns.cloudflare.com, sandy.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.219

NS records: vin.ns.cloudflare.com, sandy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdinst.com (unsigned zone)

⏱️ Timing

Total: 116ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.41.139, 172.67.191.51`
AAAA	2	`2606:4700:3030::ac43:bf33, 2606:4700:3034::6815:298b`
NS	2	`sandy.ns.cloudflare.com, vin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sandy.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cdinst.com maps to four IP numbers: 2606:4700:3030::ac43:bf33, 2606:4700:3034::6815:298b, 104.21.41.139 and 172.67.191.51.

Other host names, for instance rss.canoe.ca, www.canoe.ca, ads.canoe.ca, lendirqu.guru and suntv.canoe.ca share IP numbers with cdinst.com.

Name Servers

Two name servers sandy.ns.cloudflare.com and vin.ns.cloudflare.com handle delegation for cdinst.com.

cdinst.com uses the same name server setup as other domains, for example taslegend.com, bjxcfz.com, drunkpenguin.org, tukr.net and dp.gift.

cdinst.com partially shares name servers with other domains; examples include a2.co.uk, ucberkeley.net, dusu.org, askhealthtoday.com and 520768.com.

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

Host names with six IP numbers: sandy.ns.cloudflare.com points to: 2606:4700:50::adf5:3adb, 2803:f800:50::6ca2:c0db, 2a06:98c1:50::ac40:20db, 108.162.192.219, 172.64.32.219 and 173.245.58.219; vin.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf5, 2803:f800:50::6ca2:c1f5, 2a06:98c1:50::ac40:21f5, 108.162.193.245, 172.64.33.245 and 173.245.59.245.

cdinst.com - robtex.com

cdinst.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

`cdinst.com`

`com`