leetcode.net - robtex.com

leetcode.net

DNSSEC⚠️ Not signed
A2604:a880:2:d0::202:6001🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean
A138.68.14.8🇺🇸 DIGITALOCEAN138.68.0.0/20 DigitalOcean
NSns1.digitalocean.com ⭐
A2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A192.178.218.27🇺🇸 Google192.178.218.0/24
PTRyuiadtq-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google173.194.76.0/24
PTRws-in-f26.1e100.net
TXTv=spf1 include:_spf.google.com a mx -all
TXTgoogle-site-verification=w0f9dmlanZcgHQCE2auPVfWZ4GPgdZ7y3Of_fYHmUXg
TXTgoogle-site-verification=29LTb7khKALYdawtMH9qXMCKIEy_IJQSJCsDZ2JPWOY
SOAns1.digitalocean.comhostmaster@leetcode.net serial=0

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776981976
rank #710571 globally
rank #20845 in the tld
🔒 HSTS Preload (+subdomains)

Subdomains

postmaster.leetcode.net
*.leetcode.net
www.leetcode.net

Same first word

leetcode.cn
leetcode.in
leetcode.ca
leetcode.io
leetcode.net
leetcode.uz
leetcode.pro
leetcode.com
leetcode.wang
leetcode.codes
leetcode.co
leetcode.jp

Similar names

codeleet.com
telecode.com.br
codetele.com
telecode.co.il
teledeco.com
teledoce.com.uy
telecode.ru
teledoce.com
deteleco.com
eteledoc.com
telecode.net
deleteco.com
telecode.de
teledoce.net
telecode.com
leetocde.com
codelete.com
letecode.com

DNS History

18 records (10 active, 8 former)

20162017201820192020202120222023202420252026NSns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comns1.linode.comns2.linode.comns3.linode.comns4.linode.comns5.linode.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA138.68.14.82604:a880:2:d0::202:6001173.255.216.110
●NSns1.digitalocean.com2017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
○NSns1.linode.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
●NSns2.digitalocean.com2017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
○NSns2.linode.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
●NSns3.digitalocean.com2017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
○NSns3.linode.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
○NSns4.linode.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
○NSns5.linode.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
●MXalt1.aspmx.l.google.com2015-06-02 → 2026-04-23 · 2 obs
● 2015-06-02 17:01:44
● 2026-04-23 22:35:44
●MXalt2.aspmx.l.google.com2015-06-02 → 2026-04-23 · 2 obs
● 2015-06-02 17:01:44
● 2026-04-23 22:35:44
●MXalt3.aspmx.l.google.com2017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
●MXalt4.aspmx.l.google.com2017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
●MXaspmx.l.google.com2015-06-02 → 2026-04-23 · 2 obs
● 2015-06-02 17:01:44
● 2026-04-23 22:35:44
○MXaspmx2.googlemail.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
○MXaspmx3.googlemail.com2015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
●A138.68.14.82017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44
○A173.255.216.1102015-06-02 → 2016-04-26 · 4 obs
● 2015-06-02 17:01:44
● 2016-04-26 03:31:42
○ 2017-02-01 02:49:10
○ 2026-04-23 22:35:44
●A2604:a880:2:d0::202:60012017-02-01 → 2026-04-23 · 3 obs
○ 2016-04-26 03:31:42
● 2017-02-01 02:49:10
● 2026-04-23 22:35:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
leetcode.netns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com-

✅ Authoritative Response

Server:172.64.52.210

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leetcode.net (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

TypeCountSample Data
A1138.68.14.8
AAAA12604:a880:2:d0::202:6001
NS3ns1.digitalocean.com, ns2.digitalocean.com...
MX5alt1.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)...
TXT3google-site-verification=w0f9dmlanZcgHQC, google-site-verification=29LTb7khKALYdaw...
SOA1ns1.digitalocean.com hostmaster.leetcode

Analysis

Hierarchy

leetcode.net is a parent of postmaster.leetcode.net, *.leetcode.net and www.leetcode.net.

IP Addresses

leetcode.net points to two IP numbers: 2604:a880:2:d0::202:6001 and 138.68.14.8.

Other host names, for example www.noswap.com, getnib.com, ea2drocks.com and noswap.com share IP numbers with leetcode.net.

Name Servers

The domain leetcode.net is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

leetcode.net shares name servers with other domains at least partially, for instance monitor1.com, ohmdrop.net, 122.223.159.in-addr.arpa, ryanbump.com and thefacebank.com.

Host names with two IP numbers:

ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210

ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21

ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209

Mail Servers

leetcode.net is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

leetcode.net shares some mail servers with other domains, including sekigakusha.com, epbestdriveraward.com, phocus.me, ns500671.ns500671.ns500742.ns500671.ns500742.ns500704.ns500705.ns500705.ns500678.ns500678.ns500678.ns500291.ns500291.ns500291.ns500291.ns500291.ns500131.lustychickser.com and ns500754.ns500671.ns500742.ns500671.ns500754.ns500704.ns500704.ns500688.ns500704.ns500704.ns500688.ns500704.ns500291.ns500291.ns500649.ns500291.ns500666.tenderladiesbz.com.

these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c1b::1a and 192.178.218.27.

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.

alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.

alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.27.

alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.