`classroom-google.com`

DNSSEC	⚠️ Not signed
A	103.224.182.253^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-182-253.above.com`
NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.77^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.182.85^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`1107.ns1.abovedomains.com` ⚠️ Not in zone NS records
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`1107.ns2.abovedomains.com` ⚠️ Not in zone NS records
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.51^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.53^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
MX	`park-mx.above.com` ⭐
		A	103.224.212.34^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`park-mx.above.com`
TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-07-31 #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=1785486862

⚠️ On DNS blocklist: tif

Same first word

classroom-google.com

classroom-google.pages.dev

Similar names

google-classroom.fyi

google-classroom.global.ssl.fastly.net

DNS History

11 records (6 active, 5 former)

●NS1107.ns1.abovedomains.com2026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

●NS1107.ns2.abovedomains.com2026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

○NSns1.above.com2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 18:08:06
○ 2026-07-27 00:03:38
○ 2026-07-31 08:45:40

●NSns1.abovedomains.com2026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

○NSns2.above.com2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 18:08:06
○ 2026-07-27 00:03:38
○ 2026-07-31 08:45:40

●NSns2.abovedomains.com2026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

○MXmx92.m1bp.com2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 18:08:06
○ 2026-07-27 00:03:38
○ 2026-07-31 08:45:40

○MXmx92.mb5p.com2017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 18:08:06
○ 2026-07-27 00:03:38
○ 2026-07-31 08:45:40

●MXpark-mx.above.com2026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

●A103.224.182.2532026-07-27 → 2026-07-31 · 3 obs

○ 2017-05-07 18:08:06
● 2026-07-27 00:03:38
● 2026-07-31 08:45:40

○A103.224.212.2222017-05-07 → 2017-05-07 · 3 obs

● 2017-05-07 18:08:06
○ 2026-07-27 00:03:38
○ 2026-07-31 08:45:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
classroom-google.com	1107.ns2.abovedomains.com, 1107.ns1.abovedomains.com	8 records

✅ Authoritative Response

Server:103.224.182.10

NS records: 1107.ns2.abovedomains.com, 1107.ns1.abovedomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classroom-google.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.182.253`
NS	2	`ns1.abovedomains.com, ns2.abovedomains.com`
MX	1	`park-mx.above.com (pri: 10)`
TXT	1	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	1	`ns1.abovedomains.com hostmaster.trellian`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (1107.ns2.abovedomains.com, 1107.ns2.abovedomains.com, 1107.ns2.abovedomains.com...)

Analysis

IP Addresses

classroom-google.com has exactly one IP address — 103.224.182.253.

thecuckoostheaterproject.com, www.kenyawomen.org, inscight.org plus two other host names have IP numbers in common with classroom-google.com.

Name Servers

Four name servers handle the delegation for classroom-google.com: ns1.abovedomains.com, ns2.abovedomains.com, 1107.ns1.abovedomains.com and 1107.ns2.abovedomains.com.

classroom-google.com partially shares its NS delegation with several other domains, including applianceretail.com, bbvacompassnetcash.com, camtv.io and two others.

In DNS configurations, these name servers often share authority with 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com, ns15.abovedomains.com and 7 other name servers.

Host names with four IP addresses:

ns1.abovedomains.com maps to the following IP addresses: 103.224.182.9, 103.224.182.77, 103.224.182.85 and 103.224.212.9.

ns2.abovedomains.com maps to the following IP addresses: 103.224.182.10, 103.224.212.10, 103.224.212.51 and 103.224.212.53.

Host names pointing to two IP addresses:

1107.ns1.abovedomains.com resolves to 103.224.182.9 and 103.224.212.9.

1107.ns2.abovedomains.com resolves to 103.224.182.10 and 103.224.212.10.

The host names ns1.abovedomains.com and 1107.ns1.abovedomains.com both resolve to 103.224.182.9 IP addresses.

The host names ns1.abovedomains.com and 1107.ns1.abovedomains.com both resolve to 103.224.212.9 IP addresses.

The host names ns2.abovedomains.com and 1107.ns2.abovedomains.com both resolve to 103.224.182.10 IP addresses.

The host names ns2.abovedomains.com and 1107.ns2.abovedomains.com both resolve to 103.224.212.10 IP addresses.

Mail Servers

classroom-google.com uses one mail server — park-mx.above.com.

The mail server setup of classroom-google.com matches that of other domains such as ola7.vip, ifdg.net, nordline.it and two others.

park-mx.above.com points to one IP number — 103.224.212.34.

classroom-google.com - robtex.com