prentice.us - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`prentice.us`

DNSSEC	⚠️ Not signed
A	52.0.243.35^{🇺🇸 Amazon52.0.0.0/15 EC2 IAD prefix}
		PTR	`ec2-52-0-243-35.compute-1.amazonaws.com`
NS	`ns27.worldnic.com` ⭐
		A	162.159.26.132^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns28.worldnic.com`
		A	162.159.27.77^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`prentice-us.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr04cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.9.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.40.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.42.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00302.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com ...`
TXT	`b9rbtl2dmvspvbn4c2b0fcfm37`
SOA	`NS27.WORLDNIC.COM`namehost@WORLDNIC.COM serial=123081601

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1786919208

Same first word

prentice.media

prentice.com.au

prentice.net

prentice.me

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prentice.co.uk

prentice.ie

prentice.net.au

prentice.co

prentice.org

prentice.com

prentice.co.nz

prentice.us

prentice.info

prentice.ru

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DNS History

6 records (4 active, 2 former)

●NSns27.worldnic.com2015-06-21 → 2026-08-16 · 2 obs

● 2015-06-21 15:46:00
● 2026-08-16 22:57:22

●NSns28.worldnic.com2015-06-21 → 2026-08-16 · 2 obs

● 2015-06-21 15:46:00
● 2026-08-16 22:57:22

○MXmail.prentice.us2015-06-21 → 2016-12-06 · 4 obs

● 2015-06-21 15:46:00
● 2016-12-06 17:23:20
○ 2026-03-04 17:16:22
○ 2026-08-16 22:57:22

●MXprentice-us.mail.protection.outlook.com2026-03-04 → 2026-08-16 · 3 obs

○ 2016-12-06 17:23:20
● 2026-03-04 17:16:22
● 2026-08-16 22:57:22

●A52.0.243.352016-11-21 → 2026-08-16 · 6 obs

○ 2016-05-01 13:01:22
● 2016-11-21 10:41:56
● 2026-05-01 09:46:34
○ 2026-05-07 01:59:34
● 2026-06-03 18:17:38
● 2026-08-16 22:57:22

○A72.2.114.902015-06-21 → 2016-05-01 · 4 obs

● 2015-06-21 15:46:00
● 2016-05-01 13:01:22
○ 2016-11-21 10:41:56
○ 2026-08-16 22:57:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	16 records
prentice.us	ns27.worldnic.com, ns28.worldnic.com	-

✅ Authoritative Response

Server:162.159.27.77

NS records: ns27.worldnic.com, ns28.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prentice.us (unsigned zone)

⏱️ Timing

Total: 786ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.0.243.35`
NS	2	`ns27.worldnic.com, ns28.worldnic.com`
MX	1	`prentice-us.mail.protection.outlook.com`
TXT	2	`v=spf1 include:spf.protection.outlook.co, b9rbtl2dmvspvbn4c2b0fcfm37`
SOA	1	`NS27.WORLDNIC.COM namehost.WORLDNIC.COM`

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (m.cctld.us, m.cctld.us, k.cctld.us...)

Analysis

IP Addresses

prentice.us has exactly one IP address — 52.0.243.35.

gombi.com, steelcase-ap.com, steelcase.asia plus two other host names have IP numbers in common with prentice.us.

Name Servers

prentice.us has two authoritative name servers — ns27.worldnic.com and ns28.worldnic.com.

The name server configuration of prentice.us is shared with other domains, for instance hickslandscape.com, reynoldsmachinery.com, cchasm.org and two others.

ns27.worldnic.com directs to 162.159.26.132 and ns28.worldnic.com directs to 162.159.27.77; each host name points to exactly one IP number.

Mail Servers

prentice.us uses one mail server — prentice-us.mail.protection.outlook.com.

prentice-us.mail.protection.outlook.com has 8 IP addresses: 52.101.9.2, 52.101.40.0, 52.101.41.4 plus 5 more.