sourcecode.academy - dns.ninja

`sourcecode.academy`

DNSSEC	⚠️ Not signed
A	147.79.101.20^{🇺🇸 IIHOS001147.79.96.0/21 HOSTINGER FR}
		PTR	`srv1673123.hstgr.cloud`
NS	`ns1.digitalocean.com` ⭐
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
TXT	`google-site-verification=VjT4t69486hAZHDfLuC-8JJ005O7jSZtAWOLP0pZ5Wc`
TXT	`google-site-verification=welLmPR0C41GmdBZgmeB3MA06Lmf1HG475Dzo9qeW2c`
TXT	`google-site-verification=b0AhBW1dwR4fIjeiohphvfCALweA0jiXnS2AOM7Z2_4`
SOA	`ns1.digitalocean.com`hostmaster@sourcecode.academy serial=0

`academy`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.academy` ⭐
	NS	`v0n1.nic.academy`
	NS	`v0n2.nic.academy`
	NS	`v0n3.nic.academy`
	NS	`v2n0.nic.academy`
	NS	`v2n1.nic.academy`
	SOA	`v0n0.nic.academy`hostmaster@donuts.email serial=1784943396

Subdomains

learning.sourcecode.academy

Same first word

Similar names

DNS History

6 records (5 active, 1 former)

●NSns1.digitalocean.com2026-02-23 → 2026-07-25 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-25 01:56:52

●NSns2.digitalocean.com2026-02-23 → 2026-07-25 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-25 01:56:52

●NSns3.digitalocean.com2026-02-23 → 2026-07-25 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-25 01:56:52

●MXsmtp.google.com2026-02-23 → 2026-07-25 · 2 obs

● 2026-02-23 21:37:54
● 2026-07-25 01:56:52

○A139.59.85.422026-02-23 → 2026-04-24 · 4 obs

● 2026-02-23 21:37:54
● 2026-04-24 01:40:46
○ 2026-06-08 10:50:08
○ 2026-07-25 01:56:52

●A147.79.101.202026-06-08 → 2026-07-25 · 3 obs

○ 2026-04-24 01:40:46
● 2026-06-08 10:50:08
● 2026-07-25 01:56:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
academy	v0n0.nic.academy, v0n1.nic.academy, v0n2.nic.academy, v0n3.nic.academy...	12 records
sourcecode.academy	ns2.digitalocean.com, ns1.digitalocean.com, ns3.digitalocean.com	-

✅ Authoritative Response

Server:172.64.53.21

NS records: ns2.digitalocean.com, ns1.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sourcecode.academy (unsigned zone)

⏱️ Timing

Total: 380ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`147.79.101.20`
NS	3	`ns3.digitalocean.com, ns1.digitalocean.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	3	`google-site-verification=welLmPR0C41GmdB, google-site-verification=b0AhBW1dwR4fIje...`
SOA	1	`ns1.digitalocean.com hostmaster.sourceco`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.academy, v0n0.nic.academy, v0n1.nic.academy...)

Analysis

Hierarchy

learning.sourcecode.academy is delegated beneath sourcecode.academy.

IP Addresses

sourcecode.academy directs to one IP number, which is 147.79.101.20.

learning.sourcecode.academy is an example of another host name that shares IP numbers with sourcecode.academy.

Name Servers

sourcecode.academy has three name servers — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

There is at least partial name server overlap between sourcecode.academy and other domains — dssport.es, chinaautoreview.com, datapolicy.co and two more among them.

Each of ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com points to two IP numbers. ns1.digitalocean.com points to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com points to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com points to 172.64.49.209 and 2606:4700:52::ac40:31d1.

Mail Servers

sourcecode.academy routes its mail through a single mail server, smtp.google.com.

sourcecode.academy has the same mail server arrangement as a number of other domains, for example acsilsenegal.org, johntoledo.com, yvonn.nl and two more.

sourcecode.academy shares at least some of its mail servers with other domains — for example appoyo.com.au, yuljin.com, kelleryoga.com and two more.

smtp.google.com directs to 9 IP numbers, including 64.233.180.26, 172.253.62.26 and 173.194.45.26, along with 6 other.