nursingknowledge.org - dns.ninja

`nursingknowledge.org`

DNSSEC	⚠️ Not signed
A	52.234.150.250^{🇺🇸 Microsoft52.224.0.0/11 MICROSOFT}
NS	`ns-782.awsdns-33.net` ⭐
		A	2600:9000:5303:e00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-782.awsdns-33.net`
		A	205.251.195.14^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-782.awsdns-33.net`
NS	`ns-1218.awsdns-24.org`
		A	2600:9000:5304:c200::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1218.awsdns-24.org`
		A	205.251.196.194^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1218.awsdns-24.org`
NS	`ns-1598.awsdns-07.co.uk`
		A	2600:9000:5306:3e00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1598.awsdns-07.co.uk`
		A	205.251.198.62^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1598.awsdns-07.co.uk`
NS	`ns-450.awsdns-56.com`
		A	2600:9000:5301:c200::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-450.awsdns-56.com`
		A	205.251.193.194^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-450.awsdns-56.com`
MX	`nursingknowledge-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:f804::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f912::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.9.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr03cu00206.inbound.protection.outlook.com`
		A	52.101.41.54^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00506.inbound.protection.outlook.com`
		A	52.101.50.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00502.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf1.nursingknowledge.org i...`
SOA	`ns-782.awsdns-33.net`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786557808

Subdomains

mail.nursingknowledge.org

Same first word

nursingknowledge.in

nursingknowledge.org

DNS History

13 records (6 active, 7 former)

○NSdbru.br.ns.els-gms.att.net2007-11-17 → 2007-11-17 · 3 obs

● 2007-11-17 20:53:42
○ 2015-06-21 02:05:10
○ 2026-08-12 18:14:00

○NSdmtu.mt.ns.els-gms.att.net2007-11-17 → 2007-11-17 · 3 obs

● 2007-11-17 20:53:42
○ 2015-06-21 02:05:10
○ 2026-08-12 18:14:00

●NSns-1218.awsdns-24.org2015-06-21 → 2026-08-12 · 3 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2026-08-12 18:14:00

●NSns-1598.awsdns-07.co.uk2015-06-21 → 2026-08-12 · 3 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2026-08-12 18:14:00

●NSns-450.awsdns-56.com2015-06-21 → 2026-08-12 · 3 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2026-08-12 18:14:00

●NSns-782.awsdns-33.net2015-06-21 → 2026-08-12 · 3 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2026-08-12 18:14:00

●MXnursingknowledge-org.mail.protection.outlook.com2015-06-21 → 2026-08-12 · 3 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2026-08-12 18:14:00

○MXsttint3.stti.iupui.edu2007-11-17 → 2007-11-17 · 3 obs

● 2007-11-17 20:53:42
○ 2015-06-21 02:05:10
○ 2026-08-12 18:14:00

○A12.192.21.2302007-11-17 → 2007-11-17 · 3 obs

● 2007-11-17 20:53:42
○ 2015-06-21 02:05:10
○ 2026-08-12 18:14:00

●A52.234.150.2502026-02-16 → 2026-08-12 · 3 obs

○ 2017-01-05 12:18:16
● 2026-02-16 23:00:48
● 2026-08-12 18:14:00

○A97.78.90.2112015-06-21 → 2017-01-05 · 5 obs

○ 2007-11-17 20:53:42
● 2015-06-21 02:05:10
● 2017-01-05 12:18:16
○ 2026-02-16 23:00:48
○ 2026-08-12 18:14:00

○PTR52.234.150.2502026-02-16 → 2026-02-16 · 4 obs

○ 2017-01-05 12:18:16
● 2026-02-16 23:00:48
○ 2026-03-26 22:15:58
○ 2026-08-12 18:14:00

○PTR97.78.90.2112017-01-05 → 2026-02-16 · 4 obs

● 2017-01-05 12:18:16
● 2026-02-16 23:00:48
○ 2026-03-26 22:15:58
○ 2026-08-12 18:14:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
nursingknowledge.org	ns-1598.awsdns-07.co.uk, ns-450.awsdns-56.com, ns-782.awsdns-33.net, ns-1218.awsdns-24.org	2 records

✅ Authoritative Response

Server:205.251.198.62

NS records: ns-1598.awsdns-07.co.uk, ns-450.awsdns-56.com, ns-782.awsdns-33.net, ns-1218.awsdns-24.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nursingknowledge.org (unsigned zone)

⏱️ Timing

Total: 473ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.234.150.250`
NS	4	`ns-1218.awsdns-24.org, ns-1598.awsdns-07.co.uk...`
MX	1	`nursingknowledge-org.mail.protection.out`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-782.awsdns-33.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1218.awsdns-24.org, ns-1218.awsdns-24.org)

Analysis

Hierarchy

nursingknowledge.org is the parent zone for mail.nursingknowledge.org.

IP Addresses

nursingknowledge.org resolves to one IP address: 52.234.150.250.

Other host names share IP numbers with nursingknowledge.org; mail.nursingknowledge.org is one such example.

Name Servers

The authoritative name servers for nursingknowledge.org are ns-450.awsdns-56.com, ns-782.awsdns-33.net, ns-1218.awsdns-24.org and ns-1598.awsdns-07.co.uk.

nursingknowledge.org partially shares its NS delegation with several other domains, including stopthespots.co.uk, bicyclesdekho.com, 144.211.64.in-addr.arpa and two others.

ns-450.awsdns-56.com, ns-782.awsdns-33.net, ns-1218.awsdns-24.org and ns-1598.awsdns-07.co.uk each carry two IP addresses. ns-450.awsdns-56.com has 205.251.193.194 and 2600:9000:5301:c200::1; ns-782.awsdns-33.net has 205.251.195.14 and 2600:9000:5303:e00::1; ns-1218.awsdns-24.org has 205.251.196.194 and 2600:9000:5304:c200::1; ns-1598.awsdns-07.co.uk has 205.251.198.62 and 2600:9000:5306:3e00::1.

Mail Servers

Mail for nursingknowledge.org is handled by a single mail server, nursingknowledge-org.mail.protection.outlook.com.

nursingknowledge-org.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.9.14, 52.101.41.54, 52.101.50.10 and 5 others.