learn2code.sk - dns.ninja

`learn2code.sk`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:28fa^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9e91^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.250^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.145^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lewis.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c39f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lewis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:239f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lewis.ns.cloudflare.com`
		A	108.162.195.159^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	162.159.44.159^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
		A	172.64.35.159^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lewis.ns.cloudflare.com`
NS	`lina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lina.ns.cloudflare.com`
		A	108.162.192.187^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	172.64.32.187^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	173.245.58.187^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
MX	`mx1.websupport.sk` ⭐
		A	37.9.169.110^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o.}
			PTR	`mail-proxymxphy-8.websupport.sk`
MX	`mx2.websupport.sk`⁽¹⁰⁰⁾
		A	37.9.169.112^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o.}
			PTR	`mail-proxymxphy-6.websupport.sk`
TXT	`facebook-domain-verification=vdxicdkz2sq7gi42jhczvcdj9aeab0`
TXT	`google-site-verification=tvGdbnmwRAyRDgoxt0aoQx9msO240M8IYB7kCnrgHxg`
TXT	`loaderio=7ea4c94e1d27c38528cbf38dfb213107`
TXT	`spf2.0/pra a mx include:_sid.websupport.sk ?all`
TXT	`v=spf1 include:_spf.mlsend.com include:mailgun.org include:_spf.m1.websupport...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.250, 172.67.158.145
		IPv6 hints	2606:4700:3031::6815:28fa, 2606:4700:3036::ac43:9e91
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com
SOA	`lewis.ns.cloudflare.com`dns@cloudflare.com serial=2406126897

`sk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`m.tld.sk` ⭐
	NS	`e.tld.sk`
	NS	`f.tld.sk`
	NS	`g.tld.sk`
	NS	`h.tld.sk`
	SOA	`m.tld.sk`hostmaster@sk-nic.sk serial=2018548711

Subdomains

email.learn2code.sk

mailin1.learn2code.sk

Same first word

learn2code.it

learn2code.de

learn2code.asia

learn2code.dev

learn2code.cz

learn2code.net

learn2code.com

learn2code.org

learn2code.live

learn2code.sk

learn2code.eu

Similar names

code2learn.com

code2learn.it

DNS History

19 records (8 active, 11 former)

●NSlewis.ns.cloudflare.com2026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

●NSlina.ns.cloudflare.com2026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

○NSns1.websupport.sk2015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○NSns2.websupport.sk2015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○NSns3.websupport.sk2015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○MXmailin1.learn2code.sk2015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○MXmailin2.learn2code.sk2015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○MXmailinbackup1.learn2code.sk2015-06-14 → 2016-04-10 · 4 obs

● 2015-06-14 07:06:00
● 2016-04-10 00:01:54
○ 2016-12-03 08:58:52
○ 2026-06-12 02:19:10

●MXmx1.websupport.sk2026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

●MXmx2.websupport.sk2026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

●A104.21.40.2502026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

●A172.67.158.1452026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

○A174.129.25.1702015-06-14 → 2017-07-02 · 4 obs

● 2015-06-14 07:06:00
● 2017-07-02 11:20:04
○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○A188.114.96.02026-02-19 → 2026-06-12 · 2 obs

○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○A188.114.97.02026-02-19 → 2026-06-12 · 2 obs

○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

●A2606:4700:3031::6815:28fa2026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

●A2606:4700:3036::ac43:9e912026-02-19 → 2026-06-12 · 3 obs

○ 2017-07-02 11:20:04
● 2026-02-19 07:29:38
● 2026-06-12 02:19:10

○A2a06:98c1:3120::2026-02-19 → 2026-06-12 · 2 obs

○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

○A2a06:98c1:3121::2026-02-19 → 2026-06-12 · 2 obs

○ 2026-02-19 07:29:38
○ 2026-06-12 02:19:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sk	h.tld.sk, f.tld.sk, e.tld.sk, g.tld.sk	-
learn2code.sk	lina.ns.cloudflare.com, lewis.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.187

NS records: lina.ns.cloudflare.com, lewis.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learn2code.sk (unsigned zone)

⏱️ Timing

Total: 1407ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.145, 104.21.40.250`
AAAA	2	`2606:4700:3031::6815:28fa, 2606:4700:3036::ac43:9e91`
NS	2	`lewis.ns.cloudflare.com, lina.ns.cloudflare.com`
MX	2	`mx1.websupport.sk (pri: 10), mx2.websupport.sk (pri: 100)`
TXT	5	`facebook-domain-verification=vdxicdkz2sq, google-site-verification=tvGdbnmwRAyRDgo...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lewis.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

learn2code.sk serves as the parent of email.learn2code.sk and mailin1.learn2code.sk.

IP Addresses

learn2code.sk points to four IP numbers: 104.21.40.250, 172.67.158.145, 2606:4700:3031::6815:28fa and 2606:4700:3036::ac43:9e91.

portodeminas.com.br, z.sswiyradio.bond, egmsorgu.org plus two other host names have IP numbers in common with learn2code.sk.

Name Servers

The NS records for learn2code.sk delegate to lewis.ns.cloudflare.com and lina.ns.cloudflare.com.

The name server configuration of learn2code.sk is shared with other domains, for instance lettersfromatory.com, skillmea.sk, sellingtothemasses.com and two others.

At least some of learn2code.sk's name servers are shared with other domains, for example accountant-cpa.com, spcake.com, slon2-cc.sbs and two more.

These name servers tend to be deployed in combination with the name servers sevki.ns.cloudflare.com and bristol.ns.cloudflare.com.

Hosts with 6 IP addresses each:

lewis.ns.cloudflare.com maps to 108.162.195.159, 162.159.44.159, 172.64.35.159 and 3 additional IP addresses.

lina.ns.cloudflare.com maps to 108.162.192.187, 172.64.32.187, 173.245.58.187 and 3 additional IP addresses.

Mail Servers

learn2code.sk uses two mail servers, mx1.websupport.sk and mx2.websupport.sk.

The mail server setup of learn2code.sk matches that of other domains such as lavonio.hu, soga.sk, sebronarms.sk and two others.

At least some of the mail servers used by learn2code.sk are shared with other domains: snowsports.sk, homebyknauf.sk, legaltrans.sk and two others among them.

Each of mx1.websupport.sk and mx2.websupport.sk has one IP address: mx1.websupport.sk uses 37.9.169.110 and mx2.websupport.sk uses 37.9.169.112.