🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`interstudyexpress.com`

DNSSEC	🔒 Signed (DS record present)
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
NS	`nsc1.squarespacedns.com` ⭐
		A	216.239.32.108^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-c1.googledomains.com`
NS	`nsc2.squarespacedns.com`
		A	216.239.34.108^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-c2.googledomains.com`
NS	`nsc3.squarespacedns.com`
		A	216.239.36.108^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-c3.googledomains.com`
NS	`nsc4.squarespacedns.com`
		A	216.239.38.108^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-c4.googledomains.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/2, HTTP/1.1 ✓ hints match
		IPv4 hints	198.185.159.144, 198.185.159.145, 198.49.23.144, 198.49.23.145
SOA	`nsc1.squarespacedns.com`cloud-dns-hostmaster@google.com serial=1

`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=1789607843

Same first word

interstudyexpress.com

Previous names

Next names

DNS History

9 records (9 active, 0 former)

●NSnsc1.squarespacedns.com2026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●NSnsc2.squarespacedns.com2026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●NSnsc3.squarespacedns.com2026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●NSnsc4.squarespacedns.com2026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●MXsmtp.google.com2026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●A198.185.159.1442026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●A198.185.159.1452026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●A198.49.23.1442026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

●A198.49.23.1452026-09-12 → 2026-09-17 · 2 obs

● 2026-09-12 12:49:40
● 2026-09-17 01:43:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
interstudyexpress.com	nsc1.squarespacedns.com, nsc2.squarespacedns.com, nsc3.squarespacedns.com, nsc4.squarespacedns.com	4 records

✅ Authoritative Response

Server:216.239.36.108

NS records: nsc1.squarespacedns.com, nsc2.squarespacedns.com, nsc3.squarespacedns.com, nsc4.squarespacedns.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1019ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.144, 198.185.159.145...`
NS	4	`nsc1.squarespacedns.com, nsc2.squarespacedns.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2",`
SOA	1	`nsc1.squarespacedns.com cloud-dns-hostma`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (nsc1.squarespacedns.com, nsc2.squarespacedns.com, nsc3.squarespacedns.com...)

Analysis

IP Addresses

interstudyexpress.com directs to four IP numbers, which are 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Among the host names that share IP numbers with interstudyexpress.com are 880-26thave.com, emmagiroir.com, tyrshand.com and two others.

Name Servers

The domain interstudyexpress.com is delegated to these four name servers: nsc1.squarespacedns.com, nsc2.squarespacedns.com, nsc3.squarespacedns.com and nsc4.squarespacedns.com.

There is at least partial name server overlap between interstudyexpress.com and other domains — merovia.ai, elder2care.com, galvestonbeachmassage.com and two more among them.

nsc1.squarespacedns.com resolves to 216.239.32.108. nsc2.squarespacedns.com resolves to 216.239.34.108. nsc3.squarespacedns.com resolves to 216.239.36.108. nsc4.squarespacedns.com resolves to 216.239.38.108. All four hosts carry exactly one IP address.

Mail Servers

interstudyexpress.com routes its mail through a single mail server, smtp.google.com.

interstudyexpress.com has the same mail server arrangement as a number of other domains, for example angeline.design, rosadeamerica.net, projektor.it and two more.

interstudyexpress.com and a number of other domains — getfranchisesells.com, lamerwellbeing.com, almvelocity.co and mypronto.in among them — share at least some of the same mail servers.

smtp.google.com directs to 9 IP numbers, including 64.233.180.27, 142.251.179.26 and 142.251.179.27, along with 6 other.

interstudyexpress.com - robtex.com