`smartstudytools.com`

DNSSEC	⚠️ Not signed
A	64.29.17.65^{🇺🇸 Amazon64.29.17.0/24 EC2 Prefix}
		PTR	`ip-64-29-17-65.defastlink.net`
A	216.198.79.65^{🇺🇸 Amazon216.198.79.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p13.nsone.net`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1766041556

`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

smartstudytools.com

DNS History

11 records (4 active, 7 former)

●NSns1.vercel-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-08 11:59:10
● 2026-03-24 02:34:16

●NSns2.vercel-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-08 11:59:10
● 2026-03-24 02:34:16

○NSns49.domaincontrol.com2015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

○NSns50.domaincontrol.com2015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

○MXmailstore1.secureserver.net2015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

○MXsmtp.secureserver.net2015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

●A216.198.79.652026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-08 11:59:10
● 2026-03-24 02:34:16

○A50.63.202.402015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

○A50.63.202.582015-06-14 → 2017-08-08 · 3 obs

● 2015-06-14 01:02:04
● 2017-08-08 11:59:10
○ 2026-03-24 02:34:16

○A64.29.17.12026-03-24 → 2026-03-24 · 1 obs

○ 2026-03-24 02:34:16

●A64.29.17.652026-03-24 → 2026-03-24 · 2 obs

○ 2017-08-08 11:59:10
● 2026-03-24 02:34:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
smartstudytools.com	ns1.vercel-dns.com, ns2.vercel-dns.com	4 records

✅ Authoritative Response

Server:198.51.45.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartstudytools.com (unsigned zone)

⏱️ Timing

Total: 222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`64.29.17.1, 64.29.17.65`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)

Analysis

IP Addresses

smartstudytools.com has two IP numbers: 64.29.17.65 and 216.198.79.65.

Other host names, for instance grinstock.com, www.bingoswipe.com, zombi.app, yashgugale.com and igrejaministeriovida.com.br share IP numbers with smartstudytools.com.

Name Servers

smartstudytools.com's delegation uses two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

smartstudytools.com uses the same name server setup as other domains, such as lineproof.com, olasrep.com, lebronify.dev, marcombes.net and web3walletvault.com.

smartstudytools.com at least partially shares name servers with other domains, including jdetle.com, mbedm.com, parem.net, kordulka-kroje.cz and theassetguardian.com.

Host names with two IPs:

ns1.vercel-dns.com points to 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13

ns2.vercel-dns.com points to 2a00:edc0:6259:7:13::2 and 198.51.45.13

smartstudytools.com - robtex.com