`szprotek.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8b24^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:570d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.13^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.36^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joel.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joel.ns.cloudflare.com`
		A	108.162.193.184^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	172.64.33.184^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	173.245.59.184^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
NS	`roxy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.13, 172.67.139.36
		IPv6 hints	2606:4700:3032::ac43:8b24, 2606:4700:3037::6815:570d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com
SOA	`joel.ns.cloudflare.com`dns@cloudflare.com serial=2401830239

`net`

	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=1777186261

Subdomains

www.szprotek.net

Same first word

szprotek.net

szprotek.cn

Similar names

sportekz.com

DNS History

15 records (6 active, 9 former)

●NSjoel.ns.cloudflare.com2026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

○NSjuming.dnsdun.com2016-08-29 → 2018-06-07 · 5 obs

○ 2016-02-11 00:16:10
● 2016-08-29 21:26:06
● 2018-06-07 07:16:22
○ 2026-04-05 09:46:58
○ 2026-04-26 07:02:00

○NSjuming.dnsdun.net2016-08-29 → 2018-06-07 · 5 obs

○ 2016-02-11 00:16:10
● 2016-08-29 21:26:06
● 2018-06-07 07:16:22
○ 2026-04-05 09:46:58
○ 2026-04-26 07:02:00

○NSns1.22.cn2015-09-03 → 2016-02-11 · 4 obs

● 2015-09-03 04:25:36
● 2016-02-11 00:16:10
○ 2016-08-29 21:26:06
○ 2026-04-26 07:02:00

○NSns2.22.cn2015-09-03 → 2016-02-11 · 4 obs

● 2015-09-03 04:25:36
● 2016-02-11 00:16:10
○ 2016-08-29 21:26:06
○ 2026-04-26 07:02:00

○NSns3.22.cn2015-09-03 → 2016-02-11 · 4 obs

● 2015-09-03 04:25:36
● 2016-02-11 00:16:10
○ 2016-08-29 21:26:06
○ 2026-04-26 07:02:00

○NSns4.22.cn2015-09-03 → 2016-02-11 · 4 obs

● 2015-09-03 04:25:36
● 2016-02-11 00:16:10
○ 2016-08-29 21:26:06
○ 2026-04-26 07:02:00

●NSroxy.ns.cloudflare.com2026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

●A104.21.87.132026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

○A107.148.153.1462015-09-03 → 2016-02-11 · 4 obs

● 2015-09-03 04:25:36
● 2016-02-11 00:16:10
○ 2016-08-29 21:26:06
○ 2026-04-26 07:02:00

○A142.234.79.1062018-06-07 → 2018-06-07 · 4 obs

○ 2016-12-21 04:53:34
● 2018-06-07 07:16:22
○ 2026-04-05 09:46:58
○ 2026-04-26 07:02:00

●A172.67.139.362026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

●A2606:4700:3032::ac43:8b242026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

●A2606:4700:3037::6815:570d2026-04-05 → 2026-04-26 · 3 obs

○ 2018-06-07 07:16:22
● 2026-04-05 09:46:58
● 2026-04-26 07:02:00

○A74.124.199.2282016-08-29 → 2016-12-21 · 5 obs

○ 2016-02-11 00:16:10
● 2016-08-29 21:26:06
● 2016-12-21 04:53:34
○ 2018-06-07 07:16:22
○ 2026-04-26 07:02:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	g.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
szprotek.net	roxy.ns.cloudflare.com, joel.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.142

NS records: roxy.ns.cloudflare.com, joel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szprotek.net (unsigned zone)

⏱️ Timing

Total: 388ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.87.13, 172.67.139.36`
AAAA	2	`2606:4700:3037::6815:570d, 2606:4700:3032::ac43:8b24`
NS	2	`joel.ns.cloudflare.com, roxy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joel.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

szprotek.net is the parent of www.szprotek.net.

IP Addresses

szprotek.net resolves to four IPs: 2606:4700:3032::ac43:8b24, 2606:4700:3037::6815:570d, 104.21.87.13 and 172.67.139.36.

Other host names, for instance brightskylighting.com, nhacaitangtien.jpn.com, rmwatch.com, www.dahongy008-1.top and shl.be share IP numbers with szprotek.net.

Name Servers

szprotek.net has two name servers: joel.ns.cloudflare.com and roxy.ns.cloudflare.com.

szprotek.net shares the same name server setup as other domains, for example ssyoutube.tube, brookfarm.com.au, designdistrict.hk, 5s80.net and qianliexianyan.net.

szprotek.net shares some name servers with other domains, for example nmha.ca, chatkonnect.com, objectivegi.com, macece.ma and vonnsmarketing.com.

These name servers are commonly used together with april.ns.cloudflare.com and lana.ns.cloudflare.com.

Host names with six IP numbers: joel.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb8, 2803:f800:50::6ca2:c1b8, 2a06:98c1:50::ac40:21b8, 108.162.193.184, 172.64.33.184 and 173.245.59.184; roxy.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8e, 2803:f800:50::6ca2:c08e, 2a06:98c1:50::ac40:208e, 108.162.192.142, 172.64.32.142 and 173.245.58.142.

szprotek.net - robtex.com

szprotek.net

net

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`szprotek.net`

`net`