epdeveloperchallenge.com - dns.ninja

`epdeveloperchallenge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:a457^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:398f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.143^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.87^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`matt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c183^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2183^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matt.ns.cloudflare.com`
		A	108.162.193.131^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	172.64.33.131^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	173.245.59.131^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
TXT	`v=spf -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.143, 172.67.164.87
		IPv6 hints	2606:4700:3035::ac43:a457, 2606:4700:3037::6815:398f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com
SOA	`matt.ns.cloudflare.com`dns@cloudflare.com serial=2405944843

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1781783160

🔒 HSTS Preload (+subdomains)

Same first word

epdeveloperchallenge.com

DNS History

22 records (6 active, 16 former)

●NSmatt.ns.cloudflare.com2026-02-28 → 2026-06-18 · 3 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
● 2026-06-18 12:03:18

○NSns.myhosting.com2015-07-25 → 2015-12-03 · 4 obs

● 2015-07-25 12:27:12
● 2015-12-03 04:18:26
○ 2016-03-09 20:05:26
○ 2026-06-18 12:03:18

○NSns1.linode.com2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

○NSns1.myhosting.com2015-07-25 → 2015-12-03 · 4 obs

● 2015-07-25 12:27:12
● 2015-12-03 04:18:26
○ 2016-03-09 20:05:26
○ 2026-06-18 12:03:18

○NSns2.linode.com2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

○NSns2.myhosting.com2015-07-25 → 2015-12-03 · 4 obs

● 2015-07-25 12:27:12
● 2015-12-03 04:18:26
○ 2016-03-09 20:05:26
○ 2026-06-18 12:03:18

○NSns3.linode.com2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

○NSns4.linode.com2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

○NSns5.linode.com2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

●NSpam.ns.cloudflare.com2026-02-28 → 2026-06-18 · 3 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
● 2026-06-18 12:03:18

○MXmail.epdeveloperchallenge.com2016-03-09 → 2017-02-16 · 4 obs

● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

●A104.21.57.1432026-02-28 → 2026-06-18 · 5 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
○ 2026-03-26 19:42:30
● 2026-04-03 15:27:34
● 2026-06-18 12:03:18

○A168.144.28.1372015-07-25 → 2015-12-03 · 4 obs

● 2015-07-25 12:27:12
● 2015-12-03 04:18:26
○ 2016-03-09 20:05:26
○ 2026-06-18 12:03:18

●A172.67.164.872026-02-28 → 2026-06-18 · 5 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
○ 2026-03-26 19:42:30
● 2026-04-03 15:27:34
● 2026-06-18 12:03:18

○A188.114.96.02026-03-26 → 2026-03-26 · 4 obs

○ 2026-02-28 06:44:32
● 2026-03-26 19:42:30
○ 2026-04-03 15:27:34
○ 2026-06-18 12:03:18

○A188.114.97.02026-03-26 → 2026-03-26 · 4 obs

○ 2026-02-28 06:44:32
● 2026-03-26 19:42:30
○ 2026-04-03 15:27:34
○ 2026-06-18 12:03:18

○A2600:3c01::f03c:91ff:fe61:903e2016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

●A2606:4700:3035::ac43:a4572026-02-28 → 2026-06-18 · 5 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
○ 2026-03-26 19:42:30
● 2026-04-03 15:27:34
● 2026-06-18 12:03:18

●A2606:4700:3037::6815:398f2026-02-28 → 2026-06-18 · 5 obs

○ 2017-02-16 05:56:42
● 2026-02-28 06:44:32
○ 2026-03-26 19:42:30
● 2026-04-03 15:27:34
● 2026-06-18 12:03:18

○A2a06:98c1:3120::2026-03-26 → 2026-03-26 · 4 obs

○ 2026-02-28 06:44:32
● 2026-03-26 19:42:30
○ 2026-04-03 15:27:34
○ 2026-06-18 12:03:18

○A2a06:98c1:3121::2026-03-26 → 2026-03-26 · 4 obs

○ 2026-02-28 06:44:32
● 2026-03-26 19:42:30
○ 2026-04-03 15:27:34
○ 2026-06-18 12:03:18

○A45.79.108.1852016-03-09 → 2017-02-16 · 5 obs

○ 2015-12-03 04:18:26
● 2016-03-09 20:05:26
● 2017-02-16 05:56:42
○ 2026-02-28 06:44:32
○ 2026-06-18 12:03:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
epdeveloperchallenge.com	matt.ns.cloudflare.com, pam.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.138

NS records: matt.ns.cloudflare.com, pam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for epdeveloperchallenge.com (unsigned zone)

⏱️ Timing

Total: 133ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.164.87, 104.21.57.143`
AAAA	2	`2606:4700:3037::6815:398f, 2606:4700:3035::ac43:a457`
NS	2	`matt.ns.cloudflare.com, pam.ns.cloudflare.com`
TXT	1	`v=spf -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`matt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

epdeveloperchallenge.com has four IP addresses: 104.21.57.143, 172.67.164.87, 2606:4700:3035::ac43:a457 and 2606:4700:3037::6815:398f.

Two other host names, along with apotekar24.com, en-gram.pl and openai-proxy.nekohell.workers.dev, also share IP numbers with epdeveloperchallenge.com.

Name Servers

DNS delegation for epdeveloperchallenge.com points to two name servers: matt.ns.cloudflare.com and pam.ns.cloudflare.com.

epdeveloperchallenge.com shares its NS records with other domains, for example pdis.co, estoniamissions.com, eleganti.se and two others.

epdeveloperchallenge.com partially shares its NS delegation with several other domains, including endernation.de, 51315.cn, lefkada.org.uk and two others.

These name servers are regularly seen alongside vasilii.ns.cloudflare.com and ivy.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

matt.ns.cloudflare.com has IP addresses 108.162.193.131, 172.64.33.131 and 173.245.59.131, plus 3 other.

pam.ns.cloudflare.com has IP addresses 108.162.192.138, 172.64.32.138 and 173.245.58.138, plus 3 other.