codecamp.jp - dns.ninja

`codecamp.jp`

DNSSEC	⚠️ Not signed
A	18.178.187.43^{🇯🇵 Amazon18.178.0.0/16 EC2 NRT prefix}
		PTR	`ec2-18-178-187-43.ap-northeast-1.compute.amazonaws.com`
A	35.73.140.118^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
NS	`ns-73.awsdns-09.com` ⭐
		A	2600:9000:5300:4900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-73.awsdns-09.com`
		A	205.251.192.73^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-73.awsdns-09.com`
NS	`ns-1415.awsdns-48.org`
		A	2600:9000:5305:8700::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1415.awsdns-48.org`
		A	205.251.197.135^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1415.awsdns-48.org`
NS	`ns-1883.awsdns-43.co.uk`
		A	2600:9000:5307:5b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1883.awsdns-43.co.uk`
		A	205.251.199.91^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1883.awsdns-43.co.uk`
NS	`ns-667.awsdns-19.net`
		A	2600:9000:5302:9b00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-667.awsdns-19.net`
		A	205.251.194.155^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-667.awsdns-19.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`facebook-domain-verification=rumkcdo2nk5mvjil52gkbyqmafugdg`
TXT	`google-site-verification=0qQkGsCQZo00asXzpEkUyMq1gjXhjwi57JXl15GpJq0`
TXT	`google-site-verification=erFeMT8vO0NwfFEBrwQupVqCKLPGUJ7PCocHAVdkZaU`
TXT	`pardot978903=d6f3001d0ecdc5f934a3348ff5fb1e1999309569612537309d639dec8ab4d024`
TXT	`v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:development@codecamp.jp`
TXT	`v=spf1 include:_spf.google.com include:spf.repica.jp ~all`
SOA	`ns-73.awsdns-09.com`awsdns-hostmaster@amazon.com serial=1

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1783834203

rank #302045 globally
rank #5628 in the tld
📈 Tranco rank: #711,424

Subdomains

www.codecamp.jp

ccg-textbook.codecamp.jp

test.codecamp.jp

corporate.codecamp.jp

Same first word

codecamp.es

codecamp.ru

codecamp.cz

codecamp.com.tr

codecamp.co

codecamp.it

codecamp.de

codecamp.pro

codecamp.co.nz

codecamp.ch

codecamp.us

codecamp.no

codecamp.org

codecamp.com.au

codecamp.ca

codecamp.ro

codecamp.org.in

codecamp.tv

codecamp.at

codecamp.pl

codecamp.eu

codecamp.cn

codecamp.fi

codecamp.jp

codecamp.shop

codecamp.fr

Similar names

comedpac.com

democpac.org

medcopac.com

capedcom.org

campcode.org

capedcom.com

medpacco.com

DNS History

24 records (11 active, 13 former)

●NSns-1415.awsdns-48.org2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●NSns-1883.awsdns-43.co.uk2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●NSns-667.awsdns-19.net2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●NSns-73.awsdns-09.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●MXalt1.aspmx.l.google.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●MXalt2.aspmx.l.google.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●MXaspmx.l.google.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●MXaspmx2.googlemail.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

●MXaspmx3.googlemail.com2015-03-16 → 2026-07-12 · 2 obs

● 2015-03-16 22:36:04
● 2026-07-12 06:14:44

○A13.115.47.632026-02-15 → 2026-02-15 · 4 obs

○ 2017-02-12 08:43:14
● 2026-02-15 02:11:58
○ 2026-03-20 22:00:02
○ 2026-07-12 06:14:44

○A13.159.202.532026-04-13 → 2026-04-19 · 5 obs

○ 2026-04-09 06:00:42
● 2026-04-13 01:27:04
● 2026-04-19 08:50:08
○ 2026-04-30 10:11:26
○ 2026-07-12 06:14:44

○A13.159.247.142026-04-19 → 2026-05-01 · 4 obs

○ 2026-04-15 20:35:34
● 2026-04-19 08:50:08
● 2026-05-01 15:51:34
○ 2026-07-12 06:14:44

○A13.192.229.1072026-02-15 → 2026-02-15 · 4 obs

○ 2017-02-12 08:43:14
● 2026-02-15 02:11:58
○ 2026-03-20 22:00:02
○ 2026-07-12 06:14:44

●A18.178.187.432026-07-12 → 2026-07-12 · 2 obs

○ 2026-05-01 15:51:34
● 2026-07-12 06:14:44

○A18.179.249.1722026-02-15 → 2026-07-12 · 2 obs

○ 2026-02-15 02:11:58
○ 2026-07-12 06:14:44

●A35.73.140.1182026-07-12 → 2026-07-12 · 2 obs

○ 2026-05-01 15:51:34
● 2026-07-12 06:14:44

○A52.192.44.1542026-04-30 → 2026-05-01 · 4 obs

○ 2026-04-19 08:50:08
● 2026-04-30 10:11:26
● 2026-05-01 15:51:34
○ 2026-07-12 06:14:44

○A52.198.96.1302026-03-20 → 2026-03-20 · 5 obs

○ 2026-02-15 02:11:58
● 2026-03-20 22:00:02
● 2026-03-20 22:45:46
○ 2026-03-30 06:36:50
○ 2026-07-12 06:14:44

○A54.150.102.1762026-03-30 → 2026-04-05 · 5 obs

○ 2026-03-20 22:45:46
● 2026-03-30 06:36:50
● 2026-04-05 23:28:38
○ 2026-04-09 06:00:42
○ 2026-07-12 06:14:44

○A54.168.81.2292026-03-30 → 2026-04-09 · 5 obs

○ 2026-03-20 22:45:46
● 2026-03-30 06:36:50
● 2026-04-09 06:00:42
○ 2026-04-13 01:27:04
○ 2026-07-12 06:14:44

○A54.178.187.1592026-03-20 → 2026-03-20 · 5 obs

○ 2026-02-15 02:11:58
● 2026-03-20 22:00:02
● 2026-03-20 22:45:46
○ 2026-03-30 06:36:50
○ 2026-07-12 06:14:44

○A54.199.185.1592015-03-16 → 2017-02-12 · 4 obs

● 2015-03-16 22:36:04
● 2017-02-12 08:43:14
○ 2026-02-15 02:11:58
○ 2026-07-12 06:14:44

○A54.249.89.2362015-03-16 → 2017-02-12 · 4 obs

● 2015-03-16 22:36:04
● 2017-02-12 08:43:14
○ 2026-02-15 02:11:58
○ 2026-07-12 06:14:44

○A57.180.130.422026-04-09 → 2026-04-15 · 5 obs

○ 2026-04-05 23:28:38
● 2026-04-09 06:00:42
● 2026-04-15 20:35:34
○ 2026-04-19 08:50:08
○ 2026-07-12 06:14:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
codecamp.jp	ns-73.awsdns-09.com, ns-1415.awsdns-48.org, ns-667.awsdns-19.net, ns-1883.awsdns-43.co.uk	-

✅ Authoritative Response

Server:205.251.192.73

NS records: ns-73.awsdns-09.com, ns-1415.awsdns-48.org, ns-667.awsdns-19.net, ns-1883.awsdns-43.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codecamp.jp (unsigned zone)

⏱️ Timing

Total: 817ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`35.73.140.118, 18.178.187.43`
NS	4	`ns-1415.awsdns-48.org, ns-1883.awsdns-43.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	6	`facebook-domain-verification=rumkcdo2nk5, google-site-verification=0qQkGsCQZo00asX...`
SOA	1	`ns-73.awsdns-09.com awsdns-hostmaster.am`

Analysis

Hierarchy

www.codecamp.jp, ccg-textbook.codecamp.jp, test.codecamp.jp and corporate.codecamp.jp each fall under the parent domain codecamp.jp.

IP Addresses

codecamp.jp directs to two IP numbers, 18.178.187.43 and 35.73.140.118

www.zenko-sai.or.jp and ec2-18-178-187-43.ap-northeast-1.compute.amazonaws.com, along with other host names, share IP addresses with codecamp.jp.

Name Servers

The NS records for codecamp.jp point to four name servers: ns-73.awsdns-09.com, ns-667.awsdns-19.net, ns-1415.awsdns-48.org and ns-1883.awsdns-43.co.uk.

codecamp.jp partially shares its NS delegation with several other domains, including benpatton.net, edsi-tech.com, billionberi.com and two others.

ns-73.awsdns-09.com, ns-667.awsdns-19.net, ns-1415.awsdns-48.org and ns-1883.awsdns-43.co.uk each carry two IP addresses. ns-73.awsdns-09.com has 205.251.192.73 and 2600:9000:5300:4900::1; ns-667.awsdns-19.net has 205.251.194.155 and 2600:9000:5302:9b00::1; ns-1415.awsdns-48.org has 205.251.197.135 and 2600:9000:5305:8700::1; ns-1883.awsdns-43.co.uk has 205.251.199.91 and 2600:9000:5307:5b00::1.

Mail Servers

Mail for codecamp.jp is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between codecamp.jp and other domains, including uselabel.pt, ns500693.ns500699.ns500693.ns500734.ns500734.ns500693.ns500693.ns500693.ns500612.ns500632.ns500612.ns500112.dtrkdll.com, ns500759.ns500758.ns500758.ns500758.ns500735.ns500698.ns500736.ns500698.ns500576.ns500698.ns500576.ns500708.ns500619.ns500576.ns500619.ns500619.trackreceptor.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com maps to two IP addresses — 192.178.155.26 and 2607:f8b0:4004:c17::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1a IP addresses.