`simlabdevelopments.com`

DNSSEC	⚠️ Not signed
A	178.128.153.243^{🇺🇸 DIGITALOCEAN178.128.144.0/20 DigitalOcean}
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`simlabdevelopments-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01703.inbound.protection.outlook.com`
		A	2a01:111:f403:c91d::b^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm5pr02cu00203.inbound.protection.outlook.com`
		A	2a01:111:f403:f909::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00200.inbound.protection.outlook.com`
		A	52.101.10.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00206.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.41.58^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr02cu00102.inbound.protection.outlook.com`
		A	52.101.194.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr04cu00104.inbound.protection.outlook.com`
TXT	`mscid=PihMqP4N14iaEsKDlr8cLWQ3Z+/6oL++i8+xwATLMsYNBozVqbL1gtuTZudnf7WptsGleFA...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.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=1771291435

DNS History

25 records (6 active, 19 former)

○NSdorthy.ns.cloudflare.com2017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○NSelmo.ns.cloudflare.com2017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●NSns1.bdm.microsoftonline.com2026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○NSns1.linode.com2015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●NSns2.bdm.microsoftonline.com2026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○NSns2.linode.com2015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●NSns3.bdm.microsoftonline.com2026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○NSns3.linode.com2015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●NSns4.bdm.microsoftonline.com2026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○NSns4.linode.com2015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○NSns5.linode.com2015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○MXalt1.aspmx.l.google.com2015-06-09 → 2016-04-21 · 4 obs

● 2015-06-09 12:29:44
● 2016-04-21 19:14:54
○ 2016-12-02 03:57:30
○ 2026-03-18 20:20:38

○MXalt2.aspmx.l.google.com2015-06-09 → 2016-04-21 · 4 obs

● 2015-06-09 12:29:44
● 2016-04-21 19:14:54
○ 2016-12-02 03:57:30
○ 2026-03-18 20:20:38

○MXalt3.aspmx.l.google.com2015-06-09 → 2016-04-21 · 4 obs

● 2015-06-09 12:29:44
● 2016-04-21 19:14:54
○ 2016-12-02 03:57:30
○ 2026-03-18 20:20:38

○MXalt4.aspmx.l.google.com2015-06-09 → 2016-04-21 · 4 obs

● 2015-06-09 12:29:44
● 2016-04-21 19:14:54
○ 2016-12-02 03:57:30
○ 2026-03-18 20:20:38

○MXaspmx.l.google.com2015-06-09 → 2016-04-21 · 4 obs

● 2015-06-09 12:29:44
● 2016-04-21 19:14:54
○ 2016-12-02 03:57:30
○ 2026-03-18 20:20:38

○MXmail.simlabdevelopments.com2016-12-02 → 2017-06-30 · 4 obs

○ 2016-04-21 19:14:54
● 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●MXsimlabdevelopments-com.mail.protection.outlook.com2026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○A104.28.20.1222017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○A104.28.21.1222017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

●A178.128.153.2432026-03-18 → 2026-03-18 · 2 obs

○ 2017-06-30 14:41:56
● 2026-03-18 20:20:38

○A2400:cb00:2048:1::681c:147a2017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○A2400:cb00:2048:1::681c:157a2017-06-30 → 2017-06-30 · 3 obs

○ 2016-12-02 03:57:30
● 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○A2600:3c03::f03c:91ff:fe33:54852015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

○A45.56.101.1562015-06-09 → 2016-12-02 · 4 obs

● 2015-06-09 12:29:44
● 2016-12-02 03:57:30
○ 2017-06-30 14:41:56
○ 2026-03-18 20:20:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
simlabdevelopments.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server: 204.14.183.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simlabdevelopments.com (unsigned zone)

⏱️ Timing

Total: 54ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.128.153.243`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`simlabdevelopments-com.mail.protection.o`
TXT	2	`v=spf1 include:spf.protection.outlook.co, mscid=PihMqP4N14iaEsKDlr8cLWQ3Z+/6oL++i8`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

IP Addresses

simlabdevelopments.com resolves to one IP number: 178.128.153.243.

Name Servers

simlabdevelopments.com is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

simlabdevelopments.com at least partially shares name servers with other domains, for instance metrodirect.com.au, huakina.co.nz, rfctitle.com, esvana.com and bsec.com.au.

These name servers are commonly used alongside ns1.atlidns.com and ns2.atlidns.com.

Host names with two IP numbers:

ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208; ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208; ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208; ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208.

Mail Servers

simlabdevelopments.com is handled by a single mail server, simlabdevelopments-com.mail.protection.outlook.com.

Host simlabdevelopments-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::3, 2a01:111:f403:c91d::b, 2a01:111:f403:f905::3, 2a01:111:f403:f909::, 52.101.10.14, 52.101.41.21, 52.101.41.58 and 52.101.194.4.

simlabdevelopments.com - robtex.com