`studenttechcrew.com`

DNSSEC	⚠️ Not signed
A	104.21.44.45^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.210^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nelly.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nelly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nelly.ns.cloudflare.com`
		A	108.162.192.209^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.209^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.209^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`zac.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cb2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zac.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zac.ns.cloudflare.com`
		A	108.162.195.178^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	162.159.44.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	172.64.35.178^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.45, 172.67.194.210
SOA	`nelly.ns.cloudflare.com`dns@cloudflare.com serial=2407539991

`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=1783425916

Same first word

studenttechcrew.com

DNS History

13 records (4 active, 9 former)

○NSdns1.idp365.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 18:48:46
○ 2026-02-26 18:31:48
○ 2026-07-07 12:12:26

○NSdns2.idp365.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 18:48:46
○ 2026-02-26 18:31:48
○ 2026-07-07 12:12:26

○NSdns3.idp365.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 18:48:46
○ 2026-02-26 18:31:48
○ 2026-07-07 12:12:26

●NSnelly.ns.cloudflare.com2026-04-28 → 2026-07-07 · 3 obs

○ 2026-03-19 02:14:14
● 2026-04-28 22:40:38
● 2026-07-07 12:12:26

○NSns1.pendingrenewdelete.com2026-02-26 → 2026-03-15 · 5 obs

○ 2019-02-22 18:48:46
● 2026-02-26 18:31:48
● 2026-03-15 18:38:08
○ 2026-03-19 02:14:14
○ 2026-07-07 12:12:26

○NSns2.pendingrenewdelete.com2026-02-26 → 2026-03-15 · 5 obs

○ 2019-02-22 18:48:46
● 2026-02-26 18:31:48
● 2026-03-15 18:38:08
○ 2026-03-19 02:14:14
○ 2026-07-07 12:12:26

●NSzac.ns.cloudflare.com2026-04-28 → 2026-07-07 · 3 obs

○ 2026-03-19 02:14:14
● 2026-04-28 22:40:38
● 2026-07-07 12:12:26

○MXmail.idp365.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 18:48:46
○ 2026-02-26 18:31:48
○ 2026-07-07 12:12:26

○A100::12026-03-07 → 2026-03-15 · 5 obs

○ 2026-02-26 18:31:48
● 2026-03-07 09:13:52
● 2026-03-15 18:38:08
○ 2026-03-19 02:14:14
○ 2026-07-07 12:12:26

○A104.154.137.102019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 18:48:46
○ 2026-02-26 18:31:48
○ 2026-07-07 12:12:26

●A104.21.44.452026-04-28 → 2026-07-07 · 3 obs

○ 2026-03-19 02:14:14
● 2026-04-28 22:40:38
● 2026-07-07 12:12:26

●A172.67.194.2102026-04-28 → 2026-07-07 · 3 obs

○ 2026-03-19 02:14:14
● 2026-04-28 22:40:38
● 2026-07-07 12:12:26

○A31.3.65.152026-02-26 → 2026-03-15 · 5 obs

○ 2019-02-22 18:48:46
● 2026-02-26 18:31:48
● 2026-03-15 18:38:08
○ 2026-03-19 02:14:14
○ 2026-07-07 12:12:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studenttechcrew.com	nelly.ns.cloudflare.com, zac.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.209

NS records: nelly.ns.cloudflare.com, zac.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studenttechcrew.com (unsigned zone)

⏱️ Timing

Total: 524ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.44.45, 172.67.194.210`
NS	2	`nelly.ns.cloudflare.com, zac.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nelly.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studenttechcrew.com has two IP addresses: 104.21.44.45 and 172.67.194.210

Among the host names that share IP numbers with studenttechcrew.com are h22navi.com, stouffvillelbc.com, oltonyoutlet.hu and two others.

Name Servers

studenttechcrew.com is delegated to two name servers: nelly.ns.cloudflare.com and zac.ns.cloudflare.com.

studenttechcrew.com has the same name server delegation as a number of other domains, such as campobelisle.com.ar, cabarcos.com.ar, icxn.com.ar and two more.

At least some of studenttechcrew.com's name servers are shared with other domains, for example pinepepper.com, meducination.com, solantheriqos.com and two more.

These name servers tend to be used in conjunction with the name servers alberto.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

nelly.ns.cloudflare.com resolves to 108.162.192.209, 172.64.32.209, 173.245.58.209 and 3 other IP addresses.

zac.ns.cloudflare.com resolves to 108.162.195.178, 162.159.44.178, 172.64.35.178 and 3 other IP addresses.

studenttechcrew.com - robtex.com