codetester.io - dns.ninja

`codetester.io`

DNSSEC	⚠️ Not signed
A	45.33.17.151^{🇺🇸 AKAMAI-LINODE-AP45.33.0.0/19 Akamai Technologies}
		PTR	`li971-151.members.linode.com`
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	2607:f8b0:4004:c25::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f26.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
TXT	`google-site-verification=WMDaqv_N3nJr9Ql0hYhDxJn9ImFnjqp5SGPio1DwkyU`
TXT	`google-site-verification=i6B8ueCgmjl_FN8C39sfJz0fe56Rdh-bCdmSB76Z_nI`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1760042554

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1782665642

Same first word

codetester.net

codetester.com

codetester.io

codetester.org

codetester.co.uk

Similar names

DNS History

11 records (4 active, 7 former)

●NSdns1.registrar-servers.com2020-01-09 → 2026-06-28 · 2 obs

● 2020-01-09 13:46:38
● 2026-06-28 17:25:54

●NSdns2.registrar-servers.com2020-01-09 → 2026-06-28 · 2 obs

● 2020-01-09 13:46:38
● 2026-06-28 17:25:54

○MXeforward1.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward2.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward3.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward4.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward5.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward6.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

○MXeforward7.registrar-servers.com2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 13:46:38
○ 2026-03-29 15:54:16
○ 2026-06-28 17:25:54

●MXsmtp.google.com2026-03-29 → 2026-06-28 · 3 obs

○ 2020-01-09 13:46:38
● 2026-03-29 15:54:16
● 2026-06-28 17:25:54

●A45.33.17.1512020-01-09 → 2026-06-28 · 2 obs

● 2020-01-09 13:46:38
● 2026-06-28 17:25:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
codetester.io	dns2.registrar-servers.com, dns1.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.132.200

NS records: dns2.registrar-servers.com, dns1.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codetester.io (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.33.17.151`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=WMDaqv_N3nJr9Ql, google-site-verification=i6B8ueCgmjl_FN8`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

Analysis

IP Addresses

codetester.io directs to one IP number, which is 45.33.17.151.

Host names like li971-151.members.linode.com are further examples that share IP numbers with codetester.io.

Name Servers

Two name servers handle the delegation for codetester.io: dns1.registrar-servers.com and dns2.registrar-servers.com.

codetester.io has the same name server delegation as a number of other domains, such as sibawayh.org, td07jjl.pro, spaceshop-hq.online and two more.

codetester.io is at least partially co-delegated on name servers with other domains, such as brdzai.com.

dns1.registrar-servers.com and dns2.registrar-servers.com both carry two IP addresses. The A records for dns1.registrar-servers.com are 156.154.132.200 and 2610:a1:1024::200; the A records for dns2.registrar-servers.com are 156.154.133.200 and 2610:a1:1025::200.

Mail Servers

codetester.io routes its mail through a single mail server, smtp.google.com.

codetester.io has the same mail server arrangement as a number of other domains, for example gammaltd.com.tr, masdom.net, alohabehavior.com and two more.

codetester.io shares at least some of its mail servers with other domains — for example tasktamers.com, eracitrus.com, dnu-dongnai.edu.vn and two more.

smtp.google.com directs to 9 IP numbers, including 142.251.16.26, 173.194.45.26 and 192.178.155.26, along with 6 other.