b-source.ch - dns.ninja

`b-source.ch`

DNSSEC	🔒 Signed (DS record present)
A	49.12.173.240^{🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC}
		PTR	`prod2.avaloq.tdintern.de`
NS	`ns6.b-source.ch` ⭐
		A	2400:cb00:2049:1::a29f:fa^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.0.250^{Cloudflare162.159.0.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns7.b-source.ch`
		A	2400:cb00:2049:1::a29f:1fd^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.1.253^{Cloudflare162.159.1.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns8.b-source.ch`
		A	2400:cb00:2049:1::a29f:2fc^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.2.252^{Cloudflare162.159.2.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns9.b-source.ch`
		A	2400:cb00:2049:1::a29f:3e6^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.3.230^{Cloudflare162.159.3.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mail12.b-source.biz` ⭐
		A	217.26.32.14^{🇨🇭 BSOURCE-AS217.26.32.0/20}
			PTR	`mail12.b-source.biz`
MX	`mail52.b-source.biz` ⭐
		A	217.26.47.19^{🇨🇭 BSOURCE-AS217.26.32.0/20}
			PTR	`mail52.b-source.biz`
MX	`mail11.b-source.biz`⁽¹⁰⁾
		A	217.26.32.4^{🇨🇭 BSOURCE-AS217.26.32.0/20}
			PTR	`mail11.b-source.biz`
MX	`mail51.b-source.biz`⁽¹⁰⁾
		A	217.26.47.18^{🇨🇭 BSOURCE-AS217.26.32.0/20}
			PTR	`mail51.b-source.biz`
TXT	`v=spf1 mx ip4:217.26.32.2/32 ip4:217.26.32.3/32 ip4:217.26.47.9/32 -all`
SOA	`ns6.b-source.ch`dns@cloudflare.com serial=2409065516

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-07-17 #30

Subdomains

ns9.b-source.ch

ns7.b-source.ch

service.b-source.ch

ns4.b-source.ch

ns5.b-source.ch

ns8.b-source.ch

ns1.b-source.ch

ns2.b-source.ch

ns6.b-source.ch

Same first word

b-source.s3.amazonaws.com

b-source.info

b-source.net

b-source.biz

b-source.org

b-source.at

b-source.ch

Similar names

eco-srub.ru

srub-eco.ru

c-bourse.com

bs-cuore.com

DNS History

15 records (9 active, 6 former)

○NSispswd01.b-source.ch2015-08-21 → 2018-02-14 · 4 obs

● 2015-08-21 12:59:06
● 2018-02-14 19:19:10
○ 2026-03-07 21:08:56
○ 2026-07-17 13:40:24

○NSns1.b-source.ch2015-08-21 → 2018-02-14 · 4 obs

● 2015-08-21 12:59:06
● 2018-02-14 19:19:10
○ 2026-03-07 21:08:56
○ 2026-07-17 13:40:24

○NSns2.b-source.ch2015-08-21 → 2018-02-14 · 4 obs

● 2015-08-21 12:59:06
● 2018-02-14 19:19:10
○ 2026-03-07 21:08:56
○ 2026-07-17 13:40:24

○NSns5.b-source.ch2015-12-10 → 2018-02-14 · 5 obs

○ 2015-09-06 21:32:52
● 2015-12-10 23:31:40
● 2018-02-14 19:19:10
○ 2026-03-07 21:08:56
○ 2026-07-17 13:40:24

○NSns5.generali.ch2015-08-21 → 2015-09-06 · 4 obs

● 2015-08-21 12:59:06
● 2015-09-06 21:32:52
○ 2015-12-10 23:31:40
○ 2026-07-17 13:40:24

●NSns6.b-source.ch2026-03-07 → 2026-07-17 · 3 obs

○ 2018-02-14 19:19:10
● 2026-03-07 21:08:56
● 2026-07-17 13:40:24

●NSns7.b-source.ch2026-03-07 → 2026-07-17 · 3 obs

○ 2018-02-14 19:19:10
● 2026-03-07 21:08:56
● 2026-07-17 13:40:24

●NSns8.b-source.ch2026-03-07 → 2026-07-17 · 3 obs

○ 2018-02-14 19:19:10
● 2026-03-07 21:08:56
● 2026-07-17 13:40:24

●NSns9.b-source.ch2026-03-07 → 2026-07-17 · 3 obs

○ 2018-02-14 19:19:10
● 2026-03-07 21:08:56
● 2026-07-17 13:40:24

●MXmail11.b-source.biz2015-08-21 → 2026-07-17 · 2 obs

● 2015-08-21 12:59:06
● 2026-07-17 13:40:24

●MXmail12.b-source.biz2015-08-21 → 2026-07-17 · 2 obs

● 2015-08-21 12:59:06
● 2026-07-17 13:40:24

●MXmail51.b-source.biz2015-08-21 → 2026-07-17 · 2 obs

● 2015-08-21 12:59:06
● 2026-07-17 13:40:24

●MXmail52.b-source.biz2015-08-21 → 2026-07-17 · 2 obs

● 2015-08-21 12:59:06
● 2026-07-17 13:40:24

○A46.21.25.1002015-08-21 → 2018-02-14 · 4 obs

● 2015-08-21 12:59:06
● 2018-02-14 19:19:10
○ 2026-03-07 21:08:56
○ 2026-07-17 13:40:24

●A49.12.173.2402026-03-07 → 2026-07-17 · 3 obs

○ 2018-02-14 19:19:10
● 2026-03-07 21:08:56
● 2026-07-17 13:40:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
b-source.ch	ns6.b-source.ch, ns7.b-source.ch, ns8.b-source.ch, ns9.b-source.ch	8 records

✅ Authoritative Response

Server:162.159.3.230

NS records: ns6.b-source.ch, ns7.b-source.ch, ns8.b-source.ch, ns9.b-source.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 322ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.12.173.240`
NS	4	`ns6.b-source.ch, ns7.b-source.ch...`
MX	4	`mail11.b-source.biz (pri: 10), mail51.b-source.biz (pri: 10)...`
TXT	1	`v=spf1 mx ip4:217.26.32.2/32 ip4:217.26.`
SOA	1	`ns6.b-source.ch dns.cloudflare.com`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (ns9.b-source.ch, ns8.b-source.ch, ns7.b-source.ch...)

Analysis

Hierarchy

b-source.ch is a parent domain; its children include ns9.b-source.ch, ns7.b-source.ch, service.b-source.ch, ns4.b-source.ch, ns5.b-source.ch and a few other host names.

IP Addresses

b-source.ch points to a single IP number: 49.12.173.240.

Additional host names — avaloq.at, www.avaloq.com.sg, avaloq.co.uk and two others — share IP numbers with b-source.ch.

Name Servers

b-source.ch has four authoritative name servers: ns6.b-source.ch, ns7.b-source.ch, ns8.b-source.ch and ns9.b-source.ch.

ns6.b-source.ch, ns7.b-source.ch, ns8.b-source.ch and ns9.b-source.ch each carry two IP addresses. ns6.b-source.ch has 162.159.0.250 and 2400:cb00:2049:1::a29f:fa; ns7.b-source.ch has 162.159.1.253 and 2400:cb00:2049:1::a29f:1fd; ns8.b-source.ch has 162.159.2.252 and 2400:cb00:2049:1::a29f:2fc; ns9.b-source.ch has 162.159.3.230 and 2400:cb00:2049:1::a29f:3e6.

Mail Servers

b-source.ch has four mail servers: mail11.b-source.biz, mail12.b-source.biz, mail51.b-source.biz and mail52.b-source.biz.

b-source.ch shares mail servers — at least in part — with other domains, including avaloq.ch, b-source.biz, service.b-source.ch and two others.

mail11.b-source.biz, mail12.b-source.biz, mail51.b-source.biz and mail52.b-source.biz each resolve to one IP address: mail11.b-source.biz resolves to 217.26.32.4, mail12.b-source.biz resolves to 217.26.32.14, mail51.b-source.biz resolves to 217.26.47.18 and mail52.b-source.biz resolves to 217.26.47.19.