challengestodo.com - robtex.com

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`challengestodo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:4b35^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d689^{🇺🇸 Cloudflare} ✓ In HTTPS hints
A	104.21.75.53^Cloudflare ✓ In HTTPS hints
A	172.67.214.137^{🇺🇸 Cloudflare} ✓ In HTTPS hints
NS	`lee.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b81^{🇺🇸 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c181^{🇨🇷 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2181^{🇺🇸 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
		A	108.162.193.129^{🇺🇸 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
		A	172.64.33.129^{🇺🇸 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
		A	173.245.59.129^{🇺🇸 Cloudflare}
			PTR	`lee.ns.cloudflare.com`
NS	`lola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a84^{🇺🇸 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c084^{🇨🇷 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2084^{🇺🇸 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
		A	108.162.192.132^{🇺🇸 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
		A	172.64.32.132^{🇺🇸 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
		A	173.245.58.132^{🇺🇸 Cloudflare}
			PTR	`lola.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`google-site-verification=agG-fFVGzj40SgHG4yNo_DGcR4SrC6UDL1mGI3MGFs4`
TXT	`v=spf1 ip4:199.188.206.61 ip4:199.188.206.67 include:spf.web-hosting.com +a +...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.75.53, 172.67.214.137
		IPv6	2606:4700:3033::6815:4b35, 2606:4700:3037::ac43:d689
SOA	`lee.ns.cloudflare.com`dns@cloudflare.com serial=2395430897

`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=1771291435

Same first word

challengestodo.com

DNS History

16 records (9 active, 7 former)

●NSlee.ns.cloudflare.com2026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

●NSlola.ns.cloudflare.com2026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

○NSns1.tigertech.net2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

○NSns2.tigertech.biz2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

○NSns3.tigertech.org2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

●MXmx1-hosting.jellyfish.systems2026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

○MXmx1.tigertech.net2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

●MXmx2-hosting.jellyfish.systems2026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

○MXmx2.tigertech.net2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

●MXmx3-hosting.jellyfish.systems2026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

○MXmx3.tigertech.net2016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

●A104.21.75.532026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

●A172.67.214.1372026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

●A2606:4700:3033::6815:4b352026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

●A2606:4700:3037::ac43:d6892026-02-18 → 2026-02-18 · 3 obs

○ 2017-07-10 08:00:50
● 2026-02-18 23:25:30
● 2026-02-18 23:25:32

○A74.114.89.2142016-12-15 → 2017-07-10 · 4 obs

● 2016-12-15 13:24:32
● 2017-07-10 08:00:50
○ 2026-02-18 23:25:30
○ 2026-02-18 23:25:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
challengestodo.com	lee.ns.cloudflare.com, lola.ns.cloudflare.com	-

✅ Authoritative Response

Server: 108.162.193.129

NS records: lee.ns.cloudflare.com, lola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for challengestodo.com (unsigned zone)

⏱️ Timing

Total: 211ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.214.137, 104.21.75.53`
AAAA	2	`2606:4700:3033::6815:4b35, 2606:4700:3037::ac43:d689`
NS	2	`lee.ns.cloudflare.com, lola.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	2	`google-site-verification=agG-fFVGzj40SgH, v=spf1 ip4:199.188.206.61 ip4:199.188.20`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lee.ns.cloudflare.com dns.cloudflare.com`

AI analysis

challengestodo.com resolves to four IPs: 2606:4700:3033::6815:4b35, 2606:4700:3037::ac43:d689, 104.21.75.53 and 172.67.214.137.

Other host names, for instance higopo.com, sexvn.co.uk, premiairracing.com, dangerlaw.com and lerochka.me share IP numbers with challengestodo.com.

challengestodo.com has two name servers: lee.ns.cloudflare.com and lola.ns.cloudflare.com.

challengestodo.com shares the same name server setup as other domains, for example fontasy.me, htspl.in, meerae.net, scoop.im and elaborandofuturo.com.

challengestodo.com shares some name servers with other domains, for example starnet.in.ua, centrodeelearning.com, get4sight.co.uk, amtuningspb.ru and faithworkstcc.com.

These name servers are commonly used together with skip.ns.cloudflare.com and gene.ns.cloudflare.com.

Host names with six IP numbers: lee.ns.cloudflare.com points to: 2606:4700:58::adf5:3b81, 2803:f800:50::6ca2:c181, 2a06:98c1:50::ac40:2181, 108.162.193.129, 172.64.33.129 and 173.245.59.129; lola.ns.cloudflare.com points to: 2606:4700:50::adf5:3a84, 2803:f800:50::6ca2:c084, 2a06:98c1:50::ac40:2084, 108.162.192.132, 172.64.32.132 and 173.245.58.132.

challengestodo.com is handled by three mail servers: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

challengestodo.com shares some mail servers with other domains, at least partially; for instance phpdiscuss.com, startcoengineering.com, creativestudio.academy, wowgoldlive.com and securehunter.com.

Host names with a single IP: mx1-hosting.jellyfish.systems points to 162.255.118.28; mx2-hosting.jellyfish.systems points to 162.255.118.29; mx3-hosting.jellyfish.systems points to 162.255.118.13.