`ctfchall.se`

DNSSEC	⚠️ Not signed
NS	`kate.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kate.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kate.ns.cloudflare.com`
		A	108.162.192.124^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	172.64.32.124^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	173.245.58.124^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
NS	`luke.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luke.ns.cloudflare.com`
		A	108.162.193.200^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	172.64.33.200^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	173.245.59.200^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
SOA	`kate.ns.cloudflare.com`dns@cloudflare.com serial=2399192909

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se` 🔒
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se` 🔒
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`id:8710dceb-6475-4a7a-9922-b9aa2f357914`
	TXT	`SE zone update: 2026-02-17 00:40:34 +0000 (EPOCH 1771288834) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1771289391

Same first word

ctfchall.se

DNS History

2 records (2 active, 0 former)

●NSkate.ns.cloudflare.com2026-02-14 → 2026-03-23 · 2 obs

● 2026-02-14 23:09:04
● 2026-03-23 00:48:14

●NSluke.ns.cloudflare.com2026-02-14 → 2026-03-23 · 2 obs

● 2026-02-14 23:09:04
● 2026-03-23 00:48:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
ctfchall.se	kate.ns.cloudflare.com, luke.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.200

NS records: kate.ns.cloudflare.com, luke.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctfchall.se (unsigned zone)

⏱️ Timing

Total: 571ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`kate.ns.cloudflare.com, luke.ns.cloudflare.com`
SOA	1	`kate.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

ctfchall.se has two name servers: kate.ns.cloudflare.com and luke.ns.cloudflare.com.

ctfchall.se shares the same name server setup as other domains, for example loanrank.top, tvia72.shop, viao15.shop, viaman21.shop and via11.shop.

ctfchall.se shares some name servers with other domains, for example tkb1.com, dbag-stiftung.de, pappasbbq.com, andysolam.com and flexent.com.

These name servers are commonly used with the name servers erin.ns.cloudflare.com.

Host names with six IP numbers: kate.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7c, 2803:f800:50::6ca2:c07c, 2a06:98c1:50::ac40:207c, 108.162.192.124, 172.64.32.124 and 173.245.58.124; luke.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc8, 2803:f800:50::6ca2:c1c8, 2a06:98c1:50::ac40:21c8, 108.162.193.200, 172.64.33.200 and 173.245.59.200.

ctfchall.se - robtex.com

ctfchall.se

se