`knowltonschool.com`

DNSSEC	⚠️ Not signed
NS	`ns9.worldnic.com` ⭐
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns10.worldnic.com`
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4025:c01::1b^{🇵🇱 Google2a00:1450:4025::/48}
			PTR	`rd-in-f27.1e100.net`
		A	142.250.147.27^{🇺🇸 Google142.250.147.0/24}
			PTR	`rd-in-f27.1e100.net`
TXT	`include:customerspf.schoolmessenger.com`
TXT	`openai-domain-verification=dv-ctSlzORjT1iD3ItvBdM5wr5u`
TXT	`v=spf1 include:swiftreach.com include:_spf.google.com ~all`
TXT	`apple-domain-verification=fdKWfINrpWejLndc`
SOA	`NS9.WORLDNIC.com`namehost@WORLDNIC.com serial=126020510

`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=1777272471

WOT: SAFE (61/100)

Same first word

knowltonschool.com

DNS History

13 records (7 active, 6 former)

●NSns10.worldnic.com2015-06-03 → 2026-04-27 · 2 obs

● 2015-06-03 09:19:22
● 2026-04-27 06:58:54

●NSns9.worldnic.com2015-06-03 → 2026-04-27 · 2 obs

● 2015-06-03 09:19:22
● 2026-04-27 06:58:54

●MXalt1.aspmx.l.google.com2017-05-21 → 2026-04-27 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
● 2026-04-27 06:58:54

●MXalt2.aspmx.l.google.com2017-05-21 → 2026-04-27 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
● 2026-04-27 06:58:54

●MXalt3.aspmx.l.google.com2017-05-21 → 2026-04-27 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
● 2026-04-27 06:58:54

●MXalt4.aspmx.l.google.com2017-05-21 → 2026-04-27 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
● 2026-04-27 06:58:54

●MXaspmx.l.google.com2017-05-21 → 2026-04-27 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
● 2026-04-27 06:58:54

○MXknowltonschool.com.s8a1.psmtp.com2015-06-03 → 2016-09-24 · 4 obs

● 2015-06-03 09:19:22
● 2016-09-24 14:54:54
○ 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

○MXknowltonschool.com.s8a2.psmtp.com2015-06-03 → 2016-09-24 · 4 obs

● 2015-06-03 09:19:22
● 2016-09-24 14:54:54
○ 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

○MXknowltonschool.com.s8b1.psmtp.com2015-06-03 → 2016-09-24 · 4 obs

● 2015-06-03 09:19:22
● 2016-09-24 14:54:54
○ 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

○MXknowltonschool.com.s8b2.psmtp.com2015-06-03 → 2016-09-24 · 4 obs

● 2015-06-03 09:19:22
● 2016-09-24 14:54:54
○ 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

○A50.28.4.482017-05-21 → 2017-05-21 · 3 obs

○ 2016-09-24 14:54:54
● 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

○A67.227.222.612015-06-03 → 2016-09-24 · 4 obs

● 2015-06-03 09:19:22
● 2016-09-24 14:54:54
○ 2017-05-21 06:18:34
○ 2026-04-27 06:58:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
knowltonschool.com	ns9.worldnic.com, ns10.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.124

NS records: ns9.worldnic.com, ns10.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowltonschool.com (unsigned zone)

⏱️ Timing

Total: 251ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns9.worldnic.com, ns10.worldnic.com`
MX	5	`alt3.aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 5)...`
TXT	4	`apple-domain-verification=fdKWfINrpWejLn, v=spf1 include:swiftreach.com include:_s...`
SOA	1	`NS9.WORLDNIC.com namehost.WORLDNIC.com`