coderdojo.org - dns.ninja

`coderdojo.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:55a2^{Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:cfa3^{Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.162^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.163^{Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`april.ns.cloudflare.com` ⭐
NS	`tony.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2803::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausr-in-f27.1e100.net`
		A	172.217.216.26^{🇺🇸 Google172.217.0.0/16}
			PTR	`lcausr-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`0ed1fe018a9e0e66bbdc6f4808a5174c`
TXT	`MS=ms93813166`
TXT	`docusign=25cb9ad1-4fbe-4850-a36a-f20d93db129d`
TXT	`google-site-verification=-9NiF4KVVHv_yvLJ-mFRlDpOlSOdppE4w-E098OAbko`
TXT	`google-site-verification=O19ENHuzjv2H2OgEmFfxZryAoO9Kn35YwYog0ckgDG4`
TXT	`google-site-verification=Smpjf-ufi4CUFrs61MDI71ww0lQcRkQJXIEdRCmtR6I`
TXT	`onetrust-domain-verification=776340ca0c1f4b4190fbdb49011531ee`
TXT	`v=spf1 include:_spf.google.com include:_u.coderdojo.org._spf.smart.ondmarc.co...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.162, 172.67.207.163
		IPv6 hints	2606:4700:3033::6815:55a2, 2606:4700:3033::ac43:cfa3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=19, name=cloudflare-ech.com
SOA	`april.ns.cloudflare.com`dns@cloudflare.com serial=2408133160

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783250877

Same first word

coderdojo.se

coderdojo.chiba.jp

coderdojo.gr

coderdojo.lt

coderdojo.es

coderdojo.jp

coderdojo.ro

coderdojo.ca

coderdojo.ru

coderdojo.work

coderdojo.at

coderdojo.be

coderdojo.tv.it

coderdojo.org.pl

coderdojo.it

coderdojo.nl

coderdojo.com

coderdojo.nz

coderdojo.net

coderdojo.org

Similar names

decordojo.com

DNS History

25 records (11 active, 14 former)

○NSamy.ns.cloudflare.com2015-08-09 → 2020-01-15 · 4 obs

● 2015-08-09 04:15:38
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

●NSapril.ns.cloudflare.com2026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

○NSdave.ns.cloudflare.com2015-08-09 → 2020-01-15 · 4 obs

● 2015-08-09 04:15:38
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

●NStony.ns.cloudflare.com2026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

●MXalt1.aspmx.l.google.com2015-08-09 → 2026-07-05 · 5 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

●MXalt2.aspmx.l.google.com2015-08-09 → 2026-07-05 · 5 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

●MXaspmx.l.google.com2015-08-09 → 2026-07-05 · 5 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

○MXaspmx2.googlemail.com2015-08-09 → 2017-03-16 · 4 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
○ 2026-07-05 15:06:24

○MXaspmx3.googlemail.com2015-08-09 → 2017-03-16 · 4 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
○ 2026-07-05 15:06:24

○MXmxa-00252a01.gslb.pphosted.com2020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

○MXmxb-00252a01.gslb.pphosted.com2020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

●A104.21.85.1622026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

○A104.28.12.982015-08-09 → 2017-03-16 · 4 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
○ 2026-07-05 15:06:24

○A104.28.13.982015-08-09 → 2017-03-16 · 4 obs

● 2015-08-09 04:15:38
● 2017-03-16 20:48:56
○ 2020-01-15 23:59:48
○ 2026-07-05 15:06:24

○A104.28.18.792020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

○A104.28.19.792020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

●A172.67.207.1632026-02-16 → 2026-07-05 · 3 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-07-05 15:06:24

○A2606:4700:30::681c:134f2020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

○A2606:4700:3030::6815:55a22026-02-16 → 2026-06-06 · 5 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-06-06 16:26:12
○ 2026-07-05 11:20:26
○ 2026-07-05 15:06:24

○A2606:4700:3032::ac43:cfa32026-02-16 → 2026-06-06 · 5 obs

○ 2020-01-15 23:59:48
● 2026-02-16 00:53:46
● 2026-06-06 16:26:12
○ 2026-07-05 11:20:26
○ 2026-07-05 15:06:24

●A2606:4700:3033::6815:55a22026-07-05 → 2026-07-05 · 3 obs

○ 2026-06-06 16:26:12
● 2026-07-05 11:20:26
● 2026-07-05 15:06:24

●A2606:4700:3033::ac43:cfa32026-07-05 → 2026-07-05 · 3 obs

○ 2026-06-06 16:26:12
● 2026-07-05 11:20:26
● 2026-07-05 15:06:24

○A2606:4700:3036::681c:124f2020-01-15 → 2020-01-15 · 4 obs

○ 2017-03-16 20:48:56
● 2020-01-15 23:59:48
○ 2026-02-16 00:53:46
○ 2026-07-05 15:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
coderdojo.org	april.ns.cloudflare.com, tony.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.240

NS records: april.ns.cloudflare.com, tony.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coderdojo.org (unsigned zone)

⏱️ Timing

Total: 1517ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.207.163, 104.21.85.162`
AAAA	2	`2606:4700:3033::ac43:cfa3, 2606:4700:3033::6815:55a2`
NS	2	`april.ns.cloudflare.com, tony.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	8	`0ed1fe018a9e0e66bbdc6f4808a5174c, MS=ms93813166...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`april.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

coderdojo.org directs to four IP numbers, which are 104.21.85.162, 172.67.207.163, 2606:4700:3033::6815:55a2 and 2606:4700:3033::ac43:cfa3.

Name Servers

DNS delegation for coderdojo.org points to two name servers: april.ns.cloudflare.com and tony.ns.cloudflare.com.

Mail Servers

Five mail servers handle coderdojo.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com has two IP addresses: 192.178.155.26 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com has two IP addresses: 172.217.216.26 and 2607:f8b0:4023:2803::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.145.27 and 2607:f8b0:4023:3003::1a.

alt3.aspmx.l.google.com has two IP addresses: 172.253.135.26 and 2607:f8b0:4023:1015::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.