`codelearn.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:ef1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:a0ca^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.14.241^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.202^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`celine.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2662^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c262^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`celine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2262^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`celine.ns.cloudflare.com`
		A	108.162.194.98^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	162.159.38.98^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	172.64.34.98^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
NS	`karl.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karl.ns.cloudflare.com`
		A	108.162.193.190^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	172.64.33.190^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	173.245.59.190^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
MX	`codelearn-io.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=ms44428244`
TXT	`google-site-verification=7PkGjo3Bk--De1w3pmrAke3nqI7A1CVclJVaK-TLPDI`
TXT	`google-site-verification=9ucEzRLl1eEHsqZF8_kDK_sdC_xk26WTUuaO6mpXINo`
TXT	`google-site-verification=qUaSFXjWxHcirSr7VqE2bCt6VpD5txvIfiJT9_wc6OI`
TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.google.com ~all`
TXT	`workplace-domain-verification= e7e7bd0d-3ff8-44c9-a7c1-cc589cf87485`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.14.241, 172.67.160.202
		IPv6 hints	2606:4700:3030::6815:ef1, 2606:4700:3031::ac43:a0ca
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=19, name=cloudflare-ech.com
SOA	`celine.ns.cloudflare.com`dns@cloudflare.com serial=2407712891

`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=1783248519

rank #879885 globally
rank #7157 in the tld
📈 Tranco rank: #748,792

Same first word

codelearn.es

codelearn.io

codelearn.me

codelearn.cat

codelearn.fr

codelearn.com

codelearn.online

codelearn.org

codelearn.ad

Similar names

DNS History

19 records (7 active, 12 former)

○NSalice.ns.cloudflare.com2019-12-19 → 2021-11-05 · 4 obs

● 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

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

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
● 2026-07-05 11:10:00

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

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
● 2026-07-05 11:10:00

○NSnoah.ns.cloudflare.com2019-12-19 → 2021-11-05 · 4 obs

● 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

●MXcodelearn-io.mail.protection.outlook.com2021-11-05 → 2026-07-05 · 2 obs

● 2021-11-05 04:19:46
● 2026-07-05 11:10:00

○A104.18.22.2342021-11-05 → 2021-11-05 · 4 obs

○ 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

○A104.18.23.2342021-11-05 → 2021-11-05 · 4 obs

○ 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

●A104.21.14.2412026-02-16 → 2026-07-05 · 3 obs

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
● 2026-07-05 11:10:00

○A104.26.8.1802019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 17:56:36
○ 2021-11-05 04:19:46
○ 2026-07-05 11:10:00

○A104.26.9.1802019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 17:56:36
○ 2021-11-05 04:19:46
○ 2026-07-05 11:10:00

●A172.67.160.2022026-02-16 → 2026-07-05 · 3 obs

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
● 2026-07-05 11:10:00

○A2606:4700::6812:16ea2021-11-05 → 2021-11-05 · 4 obs

○ 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

○A2606:4700::6812:17ea2021-11-05 → 2021-11-05 · 4 obs

○ 2019-12-19 17:56:36
● 2021-11-05 04:19:46
○ 2026-02-16 23:43:00
○ 2026-07-05 11:10:00

○A2606:4700:20::681a:8b42019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 17:56:36
○ 2021-11-05 04:19:46
○ 2026-07-05 11:10:00

○A2606:4700:20::681a:9b42019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 17:56:36
○ 2021-11-05 04:19:46
○ 2026-07-05 11:10:00

●A2606:4700:3030::6815:ef12026-06-29 → 2026-07-05 · 3 obs

○ 2026-02-16 23:43:00
● 2026-06-29 11:37:22
● 2026-07-05 11:10:00

●A2606:4700:3031::ac43:a0ca2026-06-29 → 2026-07-05 · 3 obs

○ 2026-02-16 23:43:00
● 2026-06-29 11:37:22
● 2026-07-05 11:10:00

○A2606:4700:3035::ac43:a0ca2026-02-16 → 2026-02-16 · 4 obs

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
○ 2026-06-29 11:37:22
○ 2026-07-05 11:10:00

○A2606:4700:3036::6815:ef12026-02-16 → 2026-02-16 · 4 obs

○ 2021-11-05 04:19:46
● 2026-02-16 23:43:00
○ 2026-06-29 11:37:22
○ 2026-07-05 11:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
codelearn.io	karl.ns.cloudflare.com, celine.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.190

NS records: karl.ns.cloudflare.com, celine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codelearn.io (unsigned zone)

⏱️ Timing

Total: 781ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.160.202, 104.21.14.241`
AAAA	2	`2606:4700:3031::ac43:a0ca, 2606:4700:3030::6815:ef1`
NS	2	`celine.ns.cloudflare.com, karl.ns.cloudflare.com`
MX	1	`codelearn-io.mail.protection.outlook.com`
TXT	6	`MS=ms44428244, google-site-verification=7PkGjo3Bk--De1w...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`celine.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

codelearn.io resolves to four IP addresses: 104.21.14.241, 172.67.160.202, 2606:4700:3030::6815:ef1 and 2606:4700:3031::ac43:a0ca.

Two other host names, along with online-multiplayer.com, weakhero.org and modscripts.com, also share IP numbers with codelearn.io.

Name Servers

codelearn.io uses two name servers for its delegation: celine.ns.cloudflare.com and karl.ns.cloudflare.com.

codelearn.io shares its NS records with other domains, for example uvote.vn, tradeflat.com, gurel.info and two others.

codelearn.io has at least partial name server overlap with other domains, such as chrisswain.com, volter.pt, itemlinks.com and two others.

It is common to see these name servers used together with name servers miles.ns.cloudflare.com and barbara.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname celine.ns.cloudflare.com directs to 108.162.194.98, 162.159.38.98 and 172.64.34.98 along with 3 other IP addresses.

Hostname karl.ns.cloudflare.com directs to 108.162.193.190, 172.64.33.190 and 173.245.59.190 along with 3 other IP addresses.

Mail Servers

The sole mail server for codelearn.io is codelearn-io.mail.protection.outlook.com.

With 6 IP addresses total, codelearn-io.mail.protection.outlook.com resolves to 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.

codelearn.io - robtex.com

codelearn.io

io

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`codelearn.io`

`io`