`2no.co`

DNSSEC	⚠️ Not signed
A	104.21.79.229^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.76^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bill.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bill.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bill.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bill.ns.cloudflare.com`
		A	108.162.193.74^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-108-162-193-74.defastlink.net`
		A	172.64.33.74^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-33-74.defastlink.net`
		A	173.245.59.74^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-173-245-59-74.defastlink.net`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
TXT	`google-site-verification=Ga0Q1EbSG2g6kkIqqYsstYAoEgsmrfOSqW-VxJ_6AcE`
TXT	`v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCvn4a/f1kG3v1oGept3nG...`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.79.229, 172.67.149.76
SOA	`bill.ns.cloudflare.com`dns@cloudflare.com serial=2397980261

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759609616

rank #845501 globally
rank #4669 in the tld
⚠️ On DNS blocklist: tif
📈 Tranco rank: #429,850

Subdomains

www.2no.co

Same first word

2no.me

2no.net

2no.co.uk

2no.eu

2no.kr

2no.cn

2no.com

2no.in

2no.co

2no.be

2no.it

2no.de

2no.org

Similar names

no2.fr

no2.idv.tw

no2.es

on2.org

no2.vn

n2o.net.au

o2n.com

n2o.network

on2.info

n2o.com

o2n.jp

n2o.com.br

n2o.io

on2.us

on2.co.uk

n2o.org.au

2on.eu

n2o.ca

2on.com

2on.kr

on2.uk

2on.ir

o2n.org

n2o.org

on2.me

on2.net

n2o.de

n2o.it

on2.life

o2n.es

o2n.ru

no2.center

2on.net

on2.fi

n2o.akamai.net

n2o.me

n2o.lol

on2.eu

no2.nl

n2o.dk

o2n.net

no2.no

no2.biz

on2.at

n2o.nl

on2.de

on2.it

on2.li

on2.cn

no2.it

2on.de

no2.se

n2o.com.au

no2.com.pl

no2.pe

no2.be

o2n.biz

n2o.academy

2on.co

n2o.online

no2.cn

n2o.eu

o2n.cn

no2.cc

n2o.be

2on.org

no2.cz

o2n.it

on2.com

n2o.se

no2.ch

n2o.ch

n2o.co.uk

n2o.cl

on2.com.tr

n2o.co.kr

2on.in

on2.in

n2o.at

n2o.careers

2on.su

o2n.fr

no2.ru

no2.de

on2.ch

on2.ru

no2.co

no2.net

n2o.net

o2n.eu

n2o.us

no2.dk

2on.cc

DNS History

17 records (4 active, 13 former)

●NSbill.ns.cloudflare.com2026-02-23 → 2026-03-18 · 3 obs

○ 2021-07-17 12:21:50
● 2026-02-23 18:58:22
● 2026-03-18 03:31:56

○NSdns.fastdns24.com2015-09-02 → 2021-07-17 · 4 obs

● 2015-09-02 04:47:22
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

○NSdns2.fastdns24.org2015-09-05 → 2021-07-17 · 5 obs

○ 2015-09-02 04:47:22
● 2015-09-05 02:48:40
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

○NSdns3.fastdns24.eu2015-09-05 → 2021-07-17 · 5 obs

○ 2015-09-02 04:47:22
● 2015-09-05 02:48:40
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

○NSdns4.fastdns24.link2015-09-05 → 2021-07-17 · 5 obs

○ 2015-09-02 04:47:22
● 2015-09-05 02:48:40
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

○NSns1.fastvps.ru2015-09-02 → 2015-09-02 · 3 obs

● 2015-09-02 04:47:22
○ 2015-09-05 02:48:40
○ 2026-03-18 03:31:56

○NSns2.fastvps.ru2015-09-02 → 2015-09-02 · 3 obs

● 2015-09-02 04:47:22
○ 2015-09-05 02:48:40
○ 2026-03-18 03:31:56

○NSns3.fastvps.ru2015-09-02 → 2015-09-07 · 5 obs

● 2015-09-02 04:47:22
○ 2015-09-05 02:48:40
● 2015-09-07 06:33:18
○ 2015-09-09 00:26:22
○ 2026-03-18 03:31:56

○NSns4.fastvps.ru2015-09-02 → 2015-09-02 · 3 obs

● 2015-09-02 04:47:22
○ 2015-09-05 02:48:40
○ 2026-03-18 03:31:56

●NSrosalyn.ns.cloudflare.com2026-02-23 → 2026-03-18 · 3 obs

○ 2021-07-17 12:21:50
● 2026-02-23 18:58:22
● 2026-03-18 03:31:56

○MXemx.mail.ru2018-09-18 → 2021-07-17 · 5 obs

○ 2016-12-06 01:03:34
● 2018-09-18 12:29:32
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

○MXmail.2no.co2015-09-02 → 2016-12-06 · 4 obs

● 2015-09-02 04:47:22
● 2016-12-06 01:03:34
○ 2018-09-18 12:29:32
○ 2026-03-18 03:31:56

●A104.21.79.2292026-02-23 → 2026-03-18 · 6 obs

○ 2021-07-17 12:21:50
● 2026-02-23 18:58:22
● 2026-02-24 22:04:36
○ 2026-03-12 19:46:22
● 2026-03-16 15:07:26
● 2026-03-18 03:31:56

○A172.64.80.12026-03-12 → 2026-03-12 · 4 obs

○ 2026-02-24 22:04:36
● 2026-03-12 19:46:22
○ 2026-03-16 15:07:26
○ 2026-03-18 03:31:56

●A172.67.149.762026-02-23 → 2026-03-18 · 6 obs

○ 2021-07-17 12:21:50
● 2026-02-23 18:58:22
● 2026-02-24 22:04:36
○ 2026-03-12 19:46:22
● 2026-03-16 15:07:26
● 2026-03-18 03:31:56

○A5.9.11.1052015-09-02 → 2016-12-06 · 4 obs

● 2015-09-02 04:47:22
● 2016-12-06 01:03:34
○ 2018-09-18 12:29:32
○ 2026-03-18 03:31:56

○A88.99.66.312018-09-18 → 2021-07-17 · 5 obs

○ 2016-12-06 01:03:34
● 2018-09-18 12:29:32
● 2021-07-17 12:21:50
○ 2026-02-23 18:58:22
○ 2026-03-18 03:31:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
2no.co	bill.ns.cloudflare.com, rosalyn.ns.cloudflare.com	-

✅ Authoritative Response

Server: 162.159.38.59

NS records: bill.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 2no.co (unsigned zone)

⏱️ Timing

Total: 887ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.64.80.1`
NS	2	`bill.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
TXT	3	`google-site-verification=Ga0Q1EbSG2g6kkI, v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQ...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bill.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

2no.co is the parent of www.2no.co.

IP Addresses

2no.co resolves to two IP numbers: 104.21.79.229 and 172.67.149.76.

other host names including greatusaflags.com, goguilford.com, a2biotherapeutics.com, taskstepx.com and goburke.com share IP numbers with 2no.co.

Name Servers

2no.co is delegated to two name servers bill.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

2no.co shares the same name server setup as other domains, for instance maper.info, iplo.ru, iplogger.co, csadata4g.me and ed.tc.

2no.co at least partially shares name servers with other domains, for instance (0x733378)yl33t.org, flint-zoo.ru, scvgroup.com, schwer.jp and costan.co.uk.

Host names with six IP numbers:

Host name bill.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4a, 2803:f800:50::6ca2:c14a, 2a06:98c1:50::ac40:214a, 108.162.193.74, 172.64.33.74 and 173.245.59.74.

Host name rosalyn.ns.cloudflare.com points to: 2606:4700:50::a29f:263b, 2803:f800:50::6ca2:c23b, 2a06:98c1:50::ac40:223b, 108.162.194.59, 162.159.38.59 and 172.64.34.59.

2no.co - robtex.com

2no.co

co

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`2no.co`

`co`