`schoolresponder.com`

DNSSEC	⚠️ Not signed
A	35.172.94.1^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
		PTR	`staticip.multiscreensite.com`
A	100.24.208.97^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
NS	`ns-1130.awsdns-13.org` ⭐
		A	2600:9000:5304:6a00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1130.awsdns-13.org`
		A	205.251.196.106^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1130.awsdns-13.org`
NS	`ns-151.awsdns-18.com`
		A	2600:9000:5300:9700::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-151.awsdns-18.com`
		A	205.251.192.151^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-151.awsdns-18.com`
NS	`ns-1760.awsdns-28.co.uk`
		A	2600:9000:5306:e000::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1760.awsdns-28.co.uk`
		A	205.251.198.224^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1760.awsdns-28.co.uk`
NS	`ns-526.awsdns-01.net`
		A	2600:9000:5302:e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-526.awsdns-01.net`
		A	205.251.194.14^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-526.awsdns-01.net`
MX	`schoolresponder-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	52.101.8.46^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr05cu00406.inbound.protection.outlook.com`
		A	52.101.9.20^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00604.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:amazonses.com -all`
SOA	`ns-1130.awsdns-13.org`awsdns-hostmaster@amazon.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=1774436597

Same first word

schoolresponder.com

DNS History

15 records (7 active, 8 former)

○NSdns1.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

○NSdns2.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

●NSns-1130.awsdns-13.org2026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

●NSns-151.awsdns-18.com2026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

●NSns-1760.awsdns-28.co.uk2026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

●NSns-526.awsdns-01.net2026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

○MXeforward1.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

○MXeforward2.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

○MXeforward3.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

○MXeforward4.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

○MXeforward5.registrar-servers.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

●MXschoolresponder-com.mail.protection.outlook.com2026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

●A100.24.208.972026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

○A34.234.110.1642019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 08:06:24
○ 2026-03-18 16:33:16
○ 2026-03-25 11:20:00

●A35.172.94.12026-03-18 → 2026-03-25 · 3 obs

○ 2019-12-15 08:06:24
● 2026-03-18 16:33:16
● 2026-03-25 11:20:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net...	-
schoolresponder.com	ns-151.awsdns-18.com, ns-526.awsdns-01.net, ns-1130.awsdns-13.org, ns-1760.awsdns-28.co.uk	1 record

✅ Authoritative Response

Server:205.251.192.151

NS records: ns-151.awsdns-18.com, ns-526.awsdns-01.net, ns-1130.awsdns-13.org, ns-1760.awsdns-28.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolresponder.com (unsigned zone)

⏱️ Timing

Total: 244ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`35.172.94.1, 100.24.208.97`
NS	4	`ns-1130.awsdns-13.org, ns-151.awsdns-18.com...`
MX	1	`schoolresponder-com.mail.protection.outl`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-1130.awsdns-13.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-151.awsdns-18.com)

Analysis

IP Addresses

schoolresponder.com points to two IP numbers: 35.172.94.1 and 100.24.208.97.

Other host names, for instance stmmp.org, nbwc.com.au, aquaticartspoolnspa.com, estatefencesupply.com and dovedalefencing.co.uk share IP numbers with schoolresponder.com.

Name Servers

schoolresponder.com is delegated to four name servers: ns-151.awsdns-18.com, ns-526.awsdns-01.net, ns-1130.awsdns-13.org and ns-1760.awsdns-28.co.uk.

schoolresponder.com at least partially shares its name servers with other domains, for instance ov.uk, jcmeek.com, transaction.staging.account.gov.uk, d23fo8oe4uss3o.cloudfront.net and wla.org.

These name servers are commonly used with ns-1340.awsdns-39.org, ns-801.awsdns-36.net and ns-1737.awsdns-25.co.uk.

Host names with two IPs: ns-151.awsdns-18.com points to 2600:9000:5300:9700::1 and 205.251.192.151; ns-526.awsdns-01.net points to 2600:9000:5302:e00::1 and 205.251.194.14; ns-1130.awsdns-13.org points to 2600:9000:5304:6a00::1 and 205.251.196.106; ns-1760.awsdns-28.co.uk points to 2600:9000:5306:e000::1 and 205.251.198.224.

Mail Servers

schoolresponder.com is served by a single mail server, schoolresponder-com.mail.protection.outlook.com.

The host name schoolresponder-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c902::14, 2a01:111:f403:f802::, 2a01:111:f403:f802::2, 2a01:111:f403:f908::, 52.101.8.46, 52.101.9.20, 52.101.11.7 and 52.101.41.56.

schoolresponder.com - robtex.com