coderchallenge.com - dns.ninja

coderchallenge.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:370b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8fe9🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.55.11Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.143.233🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaspen.ns.cloudflare.com ⭐
A2606:4700:50::a29f:266d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A2803:f800:50::6ca2:c26d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaspen.ns.cloudflare.com
A2a06:98c1:50::ac40:226d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaspen.ns.cloudflare.com
A108.162.194.109🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A162.159.38.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
A172.64.34.109🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaspen.ns.cloudflare.com
NSgordon.ns.cloudflare.com
A2606:4700:58::adf5:3baa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgordon.ns.cloudflare.com
A2803:f800:50::6ca2:c1aa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgordon.ns.cloudflare.com
A2a06:98c1:50::ac40:21aa🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgordon.ns.cloudflare.com
A108.162.193.170🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgordon.ns.cloudflare.com
A172.64.33.170🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgordon.ns.cloudflare.com
A173.245.59.170🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgordon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.55.11, 172.67.143.233
IPv6 hints2606:4700:3030::6815:370b, 2606:4700:3037::ac43:8fe9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOAaspen.ns.cloudflare.comdns@cloudflare.com serial=2406070837

com

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=1781444475

Previously MX for

coderchallenge.com

Same first word

coderchallenge.com

Similar names

decorchallenge.com

DNS History

24 records (6 active, 18 former)

20162017201820192020202120222023202420252026NSaspen.ns.cloudflare.comgordon.ns.cloudflare.comns1.atom.comns1.ichallenge.comns1.namebrightdns.comns2.atom.comns2.ichallenge.comns2.namebrightdns.comns5.vnoc.comns6.vnoc.comMXcoderchallenge.commail1.namebrightmail.commail2.namebrightmail.comA104.21.55.11172.67.143.2332606:4700:3030::6815:370b2606:4700:3037::ac43:8fe9192.237.163.1552600:1f18:4ae:c607:5974:bfa8:d54b:7fe52600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd44.208.83.18052.20.84.6254.84.240.23569.64.90.180
●NSaspen.ns.cloudflare.com2026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
●NSgordon.ns.cloudflare.com2026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
○NSns1.atom.com2026-03-27 → 2026-06-14 · 2 obs
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○NSns1.ichallenge.com2015-06-14 → 2016-04-24 · 4 obs
● 2015-06-14 17:25:04
● 2016-04-24 05:35:14
○ 2016-12-01 21:38:18
○ 2026-06-14 13:59:18
○NSns1.namebrightdns.com2026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○NSns2.atom.com2026-03-27 → 2026-06-14 · 2 obs
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○NSns2.ichallenge.com2015-06-14 → 2016-04-24 · 4 obs
● 2015-06-14 17:25:04
● 2016-04-24 05:35:14
○ 2016-12-01 21:38:18
○ 2026-06-14 13:59:18
○NSns2.namebrightdns.com2026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○NSns5.vnoc.com2016-12-01 → 2017-07-03 · 5 obs
○ 2016-04-24 05:35:14
● 2016-12-01 21:38:18
● 2017-07-03 22:14:30
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○NSns6.vnoc.com2016-12-01 → 2017-07-03 · 5 obs
○ 2016-04-24 05:35:14
● 2016-12-01 21:38:18
● 2017-07-03 22:14:30
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○MXcoderchallenge.com2015-06-14 → 2017-07-03 · 4 obs
● 2015-06-14 17:25:04
● 2017-07-03 22:14:30
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○MXmail1.namebrightmail.com2026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○MXmail2.namebrightmail.com2026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
●A104.21.55.112026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
●A172.67.143.2332026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
○A192.237.163.1552015-06-14 → 2016-04-24 · 4 obs
● 2015-06-14 17:25:04
● 2016-04-24 05:35:14
○ 2016-12-01 21:38:18
○ 2026-06-14 13:59:18
○A2600:1f18:4ae:c607:5974:bfa8:d54b:7fe52026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○A2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
●A2606:4700:3030::6815:370b2026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
●A2606:4700:3037::ac43:8fe92026-06-14 → 2026-06-14 · 3 obs
○ 2026-04-13 06:43:40
● 2026-06-14 13:59:16
● 2026-06-14 13:59:18
○A44.208.83.1802026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○A52.20.84.622026-03-27 → 2026-06-14 · 2 obs
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18
○A54.84.240.2352026-03-27 → 2026-04-13 · 5 obs
○ 2017-07-03 22:14:30
● 2026-03-27 13:17:46
● 2026-04-13 06:43:40
○ 2026-06-14 13:59:16
○ 2026-06-14 13:59:18
○A69.64.90.1802016-12-01 → 2017-07-03 · 5 obs
○ 2016-04-24 05:35:14
● 2016-12-01 21:38:18
● 2017-07-03 22:14:30
○ 2026-03-27 13:17:46
○ 2026-06-14 13:59:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
coderchallenge.comgordon.ns.cloudflare.com, aspen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:173.245.59.170

NS records: gordon.ns.cloudflare.com, aspen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coderchallenge.com (unsigned zone)

⏱️ Timing

Total: 132ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.55.11, 172.67.143.233
AAAA22606:4700:3037::ac43:8fe9, 2606:4700:3030::6815:370b
NS2aspen.ns.cloudflare.com, gordon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1aspen.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (gordon.ns.cloudflare.com, gordon.ns.cloudflare.com, gordon.ns.cloudflare.com...)

Analysis

IP Addresses

coderchallenge.com points to the four IP addresses 104.21.55.11, 172.67.143.233, 2606:4700:3030::6815:370b and 2606:4700:3037::ac43:8fe9.

Two other host names, along with jardim.biz, cdn.gruenspar.de and dev-tiderneskifter.dk, also share IP numbers with coderchallenge.com.

Name Servers

coderchallenge.com is served by two delegated name servers, aspen.ns.cloudflare.com and gordon.ns.cloudflare.com.

coderchallenge.com shares its NS records with other domains, for example citycast.com, club-tv.com, mcamp.com and two others.

At least some of coderchallenge.com's name servers are shared with other domains, for example mbco.com.au, pwndl.com, ashcroft-transmissions.co.uk and two more.

These name servers tend to be used in conjunction with the name servers nash.ns.cloudflare.com.

DNS names with 6 IP addresses:

aspen.ns.cloudflare.com carries IP addresses 108.162.194.109, 162.159.38.109 and 172.64.34.109, with 3 other addresses beyond those.

gordon.ns.cloudflare.com carries IP addresses 108.162.193.170, 172.64.33.170 and 173.245.59.170, with 3 other addresses beyond those.