`cdc-on.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c1ea^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:340b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.11^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.234^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kurt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kurt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kurt.ns.cloudflare.com`
		A	108.162.193.193^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	172.64.33.193^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	173.245.59.193^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
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`
MX	`cdcon-com0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc2c::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2c::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnypr01cu00201.inbound.protection.outlook.com`
		A	52.101.144.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	52.101.144.3^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01103.inbound.protection.outlook.com`
		A	52.101.145.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	52.101.145.2^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnypr01cu00202.inbound.protection.outlook.com`
TXT	`MS=ms22699875`
TXT	`google-site-verification=hgLF0r9_Z6DlTQkF4aIjDXl1gvNGsIiRLFF07_5VSnA`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.11, 172.67.193.234
		IPv6 hints	2606:4700:3031::ac43:c1ea, 2606:4700:3036::6815:340b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=116, name=cloudflare-ech.com
SOA	`kurt.ns.cloudflare.com`dns@cloudflare.com serial=2401698031

`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=1778694006

Same first word

cdc-on.com

Similar names

dnc-co.com

cn-doc.com

cn-doc.cn

noc-dc.com

doc-cn.com

co-cdn.com

co-cdn.work

ndc-co.jp

DNS History

15 records (7 active, 8 former)

●NSkurt.ns.cloudflare.com2026-04-28 → 2026-05-13 · 3 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
● 2026-05-13 17:43:00

○NSns1.amenworld.com2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 14:54:36
○ 2026-04-28 21:52:40
○ 2026-05-13 17:43:00

○NSns2.amenworld.com2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 14:54:36
○ 2026-04-28 21:52:40
○ 2026-05-13 17:43:00

●NSsandy.ns.cloudflare.com2026-04-28 → 2026-05-13 · 3 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
● 2026-05-13 17:43:00

●MXcdcon-com0i.mail.protection.outlook.com2026-04-28 → 2026-05-13 · 3 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
● 2026-05-13 17:43:00

○MXmail-pt.securemail.pro2018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 14:54:36
○ 2026-04-28 21:52:40
○ 2026-05-13 17:43:00

●A104.21.52.112026-05-08 → 2026-05-13 · 3 obs

○ 2026-04-28 21:52:40
● 2026-05-08 07:48:44
● 2026-05-13 17:43:00

●A172.67.193.2342026-05-08 → 2026-05-13 · 3 obs

○ 2026-04-28 21:52:40
● 2026-05-08 07:48:44
● 2026-05-13 17:43:00

○A188.114.96.02026-04-28 → 2026-04-28 · 4 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
○ 2026-05-08 07:48:44
○ 2026-05-13 17:43:00

○A188.114.97.02026-04-28 → 2026-04-28 · 4 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
○ 2026-05-08 07:48:44
○ 2026-05-13 17:43:00

●A2606:4700:3031::ac43:c1ea2026-05-08 → 2026-05-13 · 3 obs

○ 2026-04-28 21:52:40
● 2026-05-08 07:48:44
● 2026-05-13 17:43:00

●A2606:4700:3036::6815:340b2026-05-08 → 2026-05-13 · 3 obs

○ 2026-04-28 21:52:40
● 2026-05-08 07:48:44
● 2026-05-13 17:43:00

○A2a06:98c1:3120::2026-04-28 → 2026-04-28 · 4 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
○ 2026-05-08 07:48:44
○ 2026-05-13 17:43:00

○A2a06:98c1:3121::2026-04-28 → 2026-04-28 · 4 obs

○ 2018-06-12 14:54:36
● 2026-04-28 21:52:40
○ 2026-05-08 07:48:44
○ 2026-05-13 17:43:00

○A81.88.57.702018-06-12 → 2018-06-12 · 3 obs

● 2018-06-12 14:54:36
○ 2026-04-28 21:52:40
○ 2026-05-13 17:43:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...	-
cdc-on.com	kurt.ns.cloudflare.com, sandy.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.193

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdc-on.com (unsigned zone)

⏱️ Timing

Total: 816ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.234, 104.21.52.11`
AAAA	2	`2606:4700:3031::ac43:c1ea, 2606:4700:3036::6815:340b`
NS	2	`kurt.ns.cloudflare.com, sandy.ns.cloudflare.com`
MX	1	`cdcon-com0i.mail.protection.outlook.com`
TXT	3	`MS=ms22699875, google-site-verification=hgLF0r9_Z6DlTQk...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kurt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cdc-on.com maps to four IP numbers: 2606:4700:3031::ac43:c1ea, 2606:4700:3036::6815:340b, 104.21.52.11 and 172.67.193.234.

Other host names, for instance xhbw.com.cn, dotboot.com, german-gold.net, playbx99.com and aratips.com share IP numbers with cdc-on.com.

Name Servers

Two name servers kurt.ns.cloudflare.com and sandy.ns.cloudflare.com handle delegation for cdc-on.com.

cdc-on.com uses the same name server setup as other domains, for example sporstudyosu.com, clipitc.com, (0x736578)partyblogs.net, itbills.com and kmstechnologies.co.in.

cdc-on.com partially shares name servers with other domains; examples include 2ro.ro, dwar.info, 445466718jtkj.com, 3636021.com and mcdaquan.com.

These name servers are commonly used with haley.ns.cloudflare.com, jerry.ns.cloudflare.com and miki.ns.cloudflare.com.

Host names with six IP numbers: kurt.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc1, 2803:f800:50::6ca2:c1c1, 2a06:98c1:50::ac40:21c1, 108.162.193.193, 172.64.33.193 and 173.245.59.193; 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.

Mail Servers

cdc-on.com is handled by a single mail server, cdcon-com0i.mail.protection.outlook.com.

Hostname cdcon-com0i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc2c::, 2a01:111:f403:cc2c::1, 2a01:111:f403:cc2d::, 2a01:111:f403:cc2d::1, 52.101.144.0, 52.101.144.3, 52.101.145.0 and 52.101.145.2.

cdc-on.com - robtex.com

cdc-on.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

Mail Servers

`cdc-on.com`

`com`