c2io.com - dns.ninja

`c2io.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:9bd^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:bd84^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.189^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.132^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`noah.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c185^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2185^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noah.ns.cloudflare.com`
		A	108.162.193.133^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	172.64.33.133^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
		A	173.245.59.133^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noah.ns.cloudflare.com`
NS	`simone.ns.cloudflare.com`
		A	2606:4700:50::a29f:261a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`simone.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`simone.ns.cloudflare.com`
		A	108.162.194.26^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	162.159.38.26^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	172.64.34.26^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.9.189, 172.67.189.132
		IPv6 hints	2606:4700:3033::6815:9bd, 2606:4700:3036::ac43:bd84
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com
SOA	`noah.ns.cloudflare.com`dns@cloudflare.com serial=2409008761

`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=1786769799

Subdomains

mx.c2io.com

Same first word

c2io.com

Similar names

cio2.com

co2i.eu

co2i.com

i2co.school

ic2o.com

cio2.cl

i2co.ru

2ico.de

co2i.de

ico2.de

coi2.top

o2ic.com

2cio.ru

2ico.com

oci2.com

ci2o.net

2cio.com

ico2.org

2ico.net

ioc2.com

co2i.net

oi2c.cn

co2i.org

i2oc.com

ico2.net

oc2i.fr

2ico.fr

ico2.com.br

ico2.com

i2co.com

2oci.com

oc2i.com

DNS History

19 records (6 active, 13 former)

●NSnoah.ns.cloudflare.com2026-04-06 → 2026-08-15 · 3 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
● 2026-08-15 05:21:46

○NSns1.netfirms.com2015-07-23 → 2017-06-18 · 5 obs

○ 2008-03-07 03:52:06
● 2015-07-23 18:40:18
● 2017-06-18 01:36:28
○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

○NSns2.netfirms.com2015-07-23 → 2017-06-18 · 5 obs

○ 2008-03-07 03:52:06
● 2015-07-23 18:40:18
● 2017-06-18 01:36:28
○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

●NSsimone.ns.cloudflare.com2026-04-06 → 2026-08-15 · 3 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
● 2026-08-15 05:21:46

○MXmx.c2io.com2015-07-23 → 2017-06-18 · 5 obs

○ 2008-03-07 03:52:06
● 2015-07-23 18:40:18
● 2017-06-18 01:36:28
○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

●A104.21.9.1892026-04-06 → 2026-08-15 · 4 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
○ 2026-08-01 02:07:14
● 2026-08-15 05:21:46

○A172.64.80.12026-04-06 → 2026-08-15 · 2 obs

○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

●A172.67.189.1322026-04-06 → 2026-08-15 · 4 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
○ 2026-08-01 02:07:14
● 2026-08-15 05:21:46

○A188.114.96.02026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-15 05:19:22
● 2026-08-01 02:07:14
○ 2026-08-15 05:21:46

○A188.114.97.02026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-15 05:19:22
● 2026-08-01 02:07:14
○ 2026-08-15 05:21:46

○A2606:4700:130:436c:6f75:6466:6c61:72652026-04-06 → 2026-08-15 · 2 obs

○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

●A2606:4700:3033::6815:9bd2026-07-15 → 2026-08-15 · 4 obs

○ 2026-06-10 06:46:00
● 2026-07-15 05:19:22
○ 2026-08-01 02:07:14
● 2026-08-15 05:21:46

○A2606:4700:3035::ac43:bd842026-04-06 → 2026-06-10 · 5 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
● 2026-06-10 06:46:00
○ 2026-07-15 05:19:22
○ 2026-08-15 05:21:46

○A2606:4700:3036::6815:9bd2026-04-06 → 2026-06-10 · 5 obs

○ 2017-06-18 01:36:28
● 2026-04-06 17:35:10
● 2026-06-10 06:46:00
○ 2026-07-15 05:19:22
○ 2026-08-15 05:21:46

●A2606:4700:3036::ac43:bd842026-07-15 → 2026-08-15 · 4 obs

○ 2026-06-10 06:46:00
● 2026-07-15 05:19:22
○ 2026-08-01 02:07:14
● 2026-08-15 05:21:46

○A2a06:98c1:3120::2026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-15 05:19:22
● 2026-08-01 02:07:14
○ 2026-08-15 05:21:46

○A2a06:98c1:3121::2026-08-01 → 2026-08-01 · 3 obs

○ 2026-07-15 05:19:22
● 2026-08-01 02:07:14
○ 2026-08-15 05:21:46

○A66.96.149.322016-03-03 → 2017-06-18 · 5 obs

○ 2015-11-22 09:45:28
● 2016-03-03 00:34:00
● 2017-06-18 01:36:28
○ 2026-04-06 17:35:10
○ 2026-08-15 05:21:46

○A66.96.160.1412015-07-23 → 2015-11-22 · 5 obs

○ 2008-03-07 03:52:06
● 2015-07-23 18:40:18
● 2015-11-22 09:45:28
○ 2016-03-03 00:34:00
○ 2026-08-15 05:21:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net...	-
c2io.com	noah.ns.cloudflare.com, simone.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.26

NS records: noah.ns.cloudflare.com, simone.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c2io.com (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.9.189, 172.67.189.132`
AAAA	2	`2606:4700:3036::ac43:bd84, 2606:4700:3033::6815:9bd`
NS	2	`noah.ns.cloudflare.com, simone.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`noah.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

c2io.com serves as the parent of mx.c2io.com.

IP Addresses

c2io.com resolves to four IP addresses: 104.21.9.189, 172.67.189.132, 2606:4700:3033::6815:9bd and 2606:4700:3036::ac43:bd84.

christoffer.se, goodpickshoes.com, whiteharthotelislay.com plus two other host names have IP numbers in common with c2io.com.

Name Servers

DNS delegation for c2io.com points to two name servers: noah.ns.cloudflare.com and simone.ns.cloudflare.com.

The name server configuration of c2io.com is shared with other domains, for instance leyiao.com, aokaiqi.com, itahn.com and two others.

c2io.com has at least partial name server overlap with other domains, such as olxklx.com, xiaomipaspirtukai.lt, ghkdxj.com and two others.

It is common to find these name servers paired with the name servers jasper.ns.cloudflare.com.

Hosts with 6 IP addresses each:

noah.ns.cloudflare.com has IP addresses 108.162.193.133, 172.64.33.133 and 173.245.59.133, plus 3 other.

simone.ns.cloudflare.com has IP addresses 108.162.194.26, 162.159.38.26 and 172.64.34.26, plus 3 other.