🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`developchallenge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:d8a6^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:2da4^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.45.164^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.166^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dexter.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dexter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dexter.ns.cloudflare.com`
		A	108.162.195.190^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	162.159.44.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	172.64.35.190^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
NS	`grannbo.ns.cloudflare.com`
		A	2606:4700:50::a29f:2696^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c296^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grannbo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2296^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grannbo.ns.cloudflare.com`
		A	108.162.194.150^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	162.159.38.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	172.64.34.150^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
TXT	`google-site-verification=NVCc-qK8zyv6SsCH-ltwspyynHxt7KWpQmexu5zvhhs`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.45.164, 172.67.216.166
		IPv6 hints	2606:4700:3030::ac43:d8a6, 2606:4700:3031::6815:2da4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2413019996

`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=1788324755

Previously MX for

developchallenge.com

Same first word

developchallenge.com

Previous names

Next names

DNS History

23 records (6 active, 17 former)

●NSdexter.ns.cloudflare.com2026-09-02 → 2026-09-02 · 3 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
● 2026-09-02 05:07:40

●NSgrannbo.ns.cloudflare.com2026-09-02 → 2026-09-02 · 3 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
● 2026-09-02 05:07:40

○NSns1.dnslink.com2017-01-05 → 2017-01-05 · 4 obs

○ 2016-04-17 15:15:18
● 2017-01-05 13:49:38
○ 2018-06-25 06:53:06
○ 2026-09-02 05:07:40

○NSns1.icontent.com2015-06-18 → 2016-04-17 · 4 obs

● 2015-06-18 23:24:34
● 2016-04-17 15:15:18
○ 2017-01-05 13:49:38
○ 2026-09-02 05:07:40

○NSns1.namebrightdns.com2018-06-25 → 2018-06-25 · 4 obs

○ 2017-01-05 13:49:38
● 2018-06-25 06:53:06
○ 2026-09-02 02:07:28
○ 2026-09-02 05:07:40

○NSns2.dnslink.com2017-01-05 → 2017-01-05 · 4 obs

○ 2016-04-17 15:15:18
● 2017-01-05 13:49:38
○ 2018-06-25 06:53:06
○ 2026-09-02 05:07:40

○NSns2.icontent.com2015-06-18 → 2016-04-17 · 4 obs

● 2015-06-18 23:24:34
● 2016-04-17 15:15:18
○ 2017-01-05 13:49:38
○ 2026-09-02 05:07:40

○NSns2.namebrightdns.com2018-06-25 → 2018-06-25 · 4 obs

○ 2017-01-05 13:49:38
● 2018-06-25 06:53:06
○ 2026-09-02 02:07:28
○ 2026-09-02 05:07:40

○MXdevelopchallenge.com2015-06-18 → 2016-04-17 · 4 obs

● 2015-06-18 23:24:34
● 2016-04-17 15:15:18
○ 2017-01-05 13:49:38
○ 2026-09-02 05:07:40

○MXmail.b-io.co2017-01-05 → 2017-01-05 · 4 obs

○ 2016-04-17 15:15:18
● 2017-01-05 13:49:38
○ 2018-06-25 06:53:06
○ 2026-09-02 05:07:40

○MXmail1.namebrightmail.com2018-06-25 → 2018-06-25 · 4 obs

○ 2017-01-05 13:49:38
● 2018-06-25 06:53:06
○ 2026-09-02 02:07:28
○ 2026-09-02 05:07:40

○MXmail2.namebrightmail.com2018-06-25 → 2018-06-25 · 4 obs

○ 2017-01-05 13:49:38
● 2018-06-25 06:53:06
○ 2026-09-02 02:07:28
○ 2026-09-02 05:07:40

○A104.130.196.2532015-06-18 → 2016-04-17 · 4 obs

● 2015-06-18 23:24:34
● 2016-04-17 15:15:18
○ 2017-01-05 13:49:38
○ 2026-09-02 05:07:40

●A104.21.45.1642026-09-02 → 2026-09-02 · 3 obs

○ 2026-09-02 02:07:28
● 2026-09-02 04:46:46
● 2026-09-02 05:07:40

●A172.67.216.1662026-09-02 → 2026-09-02 · 3 obs

○ 2026-09-02 02:07:28
● 2026-09-02 04:46:46
● 2026-09-02 05:07:40

○A188.114.96.02026-09-02 → 2026-09-02 · 4 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
○ 2026-09-02 04:46:46
○ 2026-09-02 05:07:40

○A188.114.97.02026-09-02 → 2026-09-02 · 4 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
○ 2026-09-02 04:46:46
○ 2026-09-02 05:07:40

○A209.15.13.1342017-01-05 → 2017-01-05 · 4 obs

○ 2016-04-17 15:15:18
● 2017-01-05 13:49:38
○ 2018-06-25 06:53:06
○ 2026-09-02 05:07:40

●A2606:4700:3030::ac43:d8a62026-09-02 → 2026-09-02 · 3 obs

○ 2026-09-02 02:07:28
● 2026-09-02 04:46:46
● 2026-09-02 05:07:40

●A2606:4700:3031::6815:2da42026-09-02 → 2026-09-02 · 3 obs

○ 2026-09-02 02:07:28
● 2026-09-02 04:46:46
● 2026-09-02 05:07:40

○A2a06:98c1:3120::2026-09-02 → 2026-09-02 · 4 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
○ 2026-09-02 04:46:46
○ 2026-09-02 05:07:40

○A2a06:98c1:3121::2026-09-02 → 2026-09-02 · 4 obs

○ 2018-06-25 06:53:06
● 2026-09-02 02:07:28
○ 2026-09-02 04:46:46
○ 2026-09-02 05:07:40

○CNAMEurlforward.namebright.com2018-06-25 → 2018-06-25 · 3 obs

● 2018-06-25 06:53:06
○ 2026-09-02 02:07:28
○ 2026-09-02 05:07:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
developchallenge.com	grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.190

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developchallenge.com (unsigned zone)

⏱️ Timing

Total: 1082ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.216.166, 104.21.45.164`
AAAA	2	`2606:4700:3030::ac43:d8a6, 2606:4700:3031::6815:2da4`
NS	2	`dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com`
TXT	1	`google-site-verification=NVCc-qK8zyv6SsC`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dexter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

developchallenge.com points to the four IP addresses 104.21.45.164, 172.67.216.166, 2606:4700:3030::ac43:d8a6 and 2606:4700:3031::6815:2da4.

4624a.top, hiddennotes.coffee, www.fbi-office.com plus two other host names have IP numbers in common with developchallenge.com.

Name Servers

developchallenge.com has two authoritative name servers — dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com.

The name server configuration of developchallenge.com is shared with other domains, for instance marchchallenge.com, startsfast.com, eurolist.com and two others.

The name servers of developchallenge.com overlap at least partially with those of other domains — among them adanaerkeklazerepilasyon.com, viva-download-app.pages.dev, uitaf.org and two more.

These name servers commonly appear alongside the name servers norm.ns.cloudflare.com and meg.ns.cloudflare.com.

Hosts with 6 IP addresses each:

dexter.ns.cloudflare.com points to 108.162.195.190, 162.159.44.190, 172.64.35.190 and 3 other IP addresses.

grannbo.ns.cloudflare.com points to 108.162.194.150, 162.159.38.150, 172.64.34.150 and 3 other IP addresses.

developchallenge.com - robtex.com