sbck.com - dns.ninja

`sbck.com`

DNSSEC	⚠️ Not signed
A	40.115.250.34^{🇯🇵 Microsoft40.112.0.0/13}
NS	`ns1-02.azure-dns.com` ⭐
		A	2603:1061:0:700::2^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
		A	13.107.236.2^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
NS	`ns2-02.azure-dns.net`
		A	2620:1ec:8ec:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
		A	150.171.21.2^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
NS	`ns3-02.azure-dns.org`
		A	2a01:111:4000:700::2^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-02.azure-dns.org`
		A	204.14.183.2^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-02.azure-dns.org`
NS	`ns4-02.azure-dns.info`
		A	2620:1ec:bda:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
		A	208.84.5.2^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
MX	`sbck-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
MX	`cluster1.us.messagelabs.com`⁽³⁰⁾
		A	67.219.246.210^{🇺🇸 Google67.219.246.0/24}
			PTR	`mail909.messagelabs.com`
		A	67.219.246.215^{🇺🇸 Google67.219.246.0/24}
			PTR	`mail901.messagelabs.com`
		A	67.219.247.106^{🇺🇸 Google67.219.247.0/24}
			PTR	`mail923.messagelabs.com`
		A	67.219.247.202^{🇺🇸 Google67.219.247.0/24}
			PTR	`mail930.messagelabs.com`
		A	67.219.247.204^{🇺🇸 Google67.219.247.0/24}
			PTR	`mail931.messagelabs.com`
		A	67.219.250.212^{🇺🇸 Google67.219.250.0/24}
			PTR	`mail943.messagelabs.com`
		A	67.219.250.215^{🇺🇸 Google67.219.250.0/24}
			PTR	`mail948.messagelabs.com`
		A	67.219.250.218^{🇺🇸 Google67.219.250.0/24}
			PTR	`mail951.messagelabs.com`
MX	`cluster1a.us.messagelabs.com`⁽⁴⁰⁾
		A	34.75.172.113^{🇺🇸 Google34.75.160.0/20}
			PTR	`113.172.75.34.bc.googleusercontent.com`
TXT	`google-site-verification=0Zo5ffn40jLtHBMJNFpCltW7CVWv7U7Wcf6_G9-5XuE`
TXT	`adobe-idp-site-verification=615376b5-88e3-442b-980d-e4829b522080`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`+u6uJaACRk4m1097vEl7SUkUVC9LAg+0Tfy/Al+jxGXaib+sIzEdEmLOPgvoySdLktnowXLjlb5Bz...`
TXT	`S0B3C42276`
SOA	`ns1-02.azure-dns.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=1784918992

Subdomains

smtp.sbck.com

Same first word

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bkcs.nyc

kbcs.be

kcbs.myshopify.com

kbcs.cn

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skcb.de

kbsc.co.jp

DNS History

13 records (8 active, 5 former)

○NSnexdns2015-07-10 → 2016-12-06 · 4 obs

● 2015-07-10 01:31:42
● 2016-12-06 12:07:08
○ 2017-08-22 07:13:40
○ 2026-07-24 19:03:22

○NSnexdns.sbck.com2015-07-10 → 2017-08-22 · 4 obs

● 2015-07-10 01:31:42
● 2017-08-22 07:13:40
○ 2026-03-15 16:02:46
○ 2026-07-24 19:03:22

●NSns1-02.azure-dns.com2026-03-15 → 2026-07-24 · 3 obs

○ 2017-08-22 07:13:40
● 2026-03-15 16:02:46
● 2026-07-24 19:03:22

●NSns2-02.azure-dns.net2026-03-15 → 2026-07-24 · 3 obs

○ 2017-08-22 07:13:40
● 2026-03-15 16:02:46
● 2026-07-24 19:03:22

●NSns3-02.azure-dns.org2026-03-15 → 2026-07-24 · 3 obs

○ 2017-08-22 07:13:40
● 2026-03-15 16:02:46
● 2026-07-24 19:03:22

●NSns4-02.azure-dns.info2026-03-15 → 2026-07-24 · 3 obs

○ 2017-08-22 07:13:40
● 2026-03-15 16:02:46
● 2026-07-24 19:03:22

●MXcluster1.us.messagelabs.com2016-10-14 → 2026-07-24 · 3 obs

○ 2016-05-07 10:13:08
● 2016-10-14 12:12:46
● 2026-07-24 19:03:22

●MXcluster1a.us.messagelabs.com2016-10-14 → 2026-07-24 · 3 obs

○ 2016-05-07 10:13:08
● 2016-10-14 12:12:46
● 2026-07-24 19:03:22

●MXsbck-com.mail.protection.outlook.com2015-07-10 → 2026-07-24 · 2 obs

● 2015-07-10 01:31:42
● 2026-07-24 19:03:22

○MXsmtp.sbck.com2015-07-10 → 2016-02-02 · 4 obs

● 2015-07-10 01:31:42
● 2016-02-02 23:53:20
○ 2016-05-07 10:13:08
○ 2026-07-24 19:03:22

○A112.175.50.1762015-07-10 → 2016-02-02 · 4 obs

● 2015-07-10 01:31:42
● 2016-02-02 23:53:20
○ 2016-05-07 10:13:08
○ 2026-07-24 19:03:22

○A138.91.16.182016-05-07 → 2016-10-14 · 5 obs

○ 2016-02-02 23:53:20
● 2016-05-07 10:13:08
● 2016-10-14 12:12:46
○ 2016-11-26 20:53:22
○ 2026-07-24 19:03:22

●A40.115.250.342016-11-26 → 2026-07-24 · 3 obs

○ 2016-10-14 12:12:46
● 2016-11-26 20:53:22
● 2026-07-24 19:03:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sbck.com	ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info	2 records

✅ Authoritative Response

Server:13.107.236.2

NS records: ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sbck.com (unsigned zone)

⏱️ Timing

Total: 2037ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`40.115.250.34`
NS	4	`ns1-02.azure-dns.com, ns2-02.azure-dns.net...`
MX	3	`sbck-com.mail.protection.outlook.com (pr, cluster1.us.messagelabs.com (pri: 30)...`
TXT	5	`google-site-verification=0Zo5ffn40jLtHBM, adobe-idp-site-verification=615376b5-88e...`
SOA	1	`ns1-02.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-02.azure-dns.com, ns1-02.azure-dns.com)

Analysis

Hierarchy

sbck.com is a parent domain of smtp.sbck.com.

IP Addresses

sbck.com directs to one IP number, which is 40.115.250.34.

Name Servers

The domain sbck.com is delegated to these four name servers: ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org.

sbck.com shares at least some of its name servers with other domains, including batiexpress.fr, testforyoyodesign.com, multichoice.co.za and two others.

The host names ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org each resolve to two IP addresses: ns1-02.azure-dns.com resolves to 13.107.236.2 and 2603:1061:0:700::2; ns4-02.azure-dns.info resolves to 208.84.5.2 and 2620:1ec:bda:700::2; ns2-02.azure-dns.net resolves to 150.171.21.2 and 2620:1ec:8ec:700::2; ns3-02.azure-dns.org resolves to 204.14.183.2 and 2a01:111:4000:700::2.

Mail Servers

sbck.com is handled by three mail servers: cluster1.us.messagelabs.com, cluster1a.us.messagelabs.com and sbck-com.mail.protection.outlook.com.

sbck.com shares at least some of its mail servers with other domains — for example pentarch.co.nz, mirmitchell.com, pedersenconstruction.ca and two more.

Host names resolving to 8 IP numbers:

cluster1.us.messagelabs.com carries IP addresses 67.219.246.210, 67.219.246.215 and 67.219.247.106, with 5 other addresses beyond those.

Host names resolving to 6 IP numbers:

sbck-com.mail.protection.outlook.com carries IP addresses 52.101.124.117, 52.101.137.0 and 52.101.157.80, with 3 other addresses beyond those.

Hosts that resolve to one IP address:

cluster1a.us.messagelabs.com points to the IP address 34.75.172.113.