ref-bb.ch - dns.ninja

`ref-bb.ch`

DNSSEC	⚠️ Not signed
A	2001:1680:101:93::248^{🇨🇭 SOLNET2001:1680::/32 SolNet Switzerland}
A	45.131.254.248^{🇨🇭 hosttech-AS45.131.254.0/24}
NS	`ns3.kirchenweb.ch` ⭐ ⚠️ Not in parent delegation
NS	`ns1.kirchenweb.ch`
		A	2001:1680:101:93::249^{🇨🇭 SOLNET2001:1680::/32 SolNet Switzerland}
		A	45.131.254.249^{🇨🇭 hosttech-AS45.131.254.0/24}
			PTR	`co7mail.kirchenweb.ch`
NS	`ns2.kirchenweb.ch`
MX	`refbb-ch0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca3c::^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zrap278cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3c::1^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zrzp278cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3c::2^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-zr1p278cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca3e::1^{🇨🇭 Microsoft2a01:111:f000::/36}
			PTR	`mail-gvap278cu00301.inbound.protection.outlook.com`
		A	52.101.185.12^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zrap278cu00304.inbound.protection.outlook.com`
		A	52.101.185.13^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zrzp278cu00205.inbound.protection.outlook.com`
		A	52.101.185.14^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-zr1p278cu00206.inbound.protection.outlook.com`
		A	52.101.187.1^{🇨🇭 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-gvap278cu00301.inbound.protection.outlook.com`
TXT	`MS=ms89539476`
TXT	`v=spf1 a mx include:spf.kirchenweb.ch include:_spf.bluewin.ch include:spf.iwa...`
SOA	`ns3.kirchenweb.ch`support@kirchenweb.ch 2024-12-29 #10

`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 2026-08-03 #34

Same first word

ref-bb.com

ref-bb.ch

Similar names

bb-ref.net

bb-ref.org

rb-bef.de

bb-ref.com

DNS History

12 records (6 active, 6 former)

○NSns1.interway.ch2015-08-12 → 2018-05-30 · 4 obs

● 2015-08-12 14:08:50
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

●NSns1.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

○NSns2.interway.ch2015-08-12 → 2018-05-30 · 4 obs

● 2015-08-12 14:08:50
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

●NSns2.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

○NSns3.interway.ch2015-08-12 → 2018-05-30 · 4 obs

● 2015-08-12 14:08:50
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

●NSns3.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

○MXelba.iway.ch2015-08-12 → 2018-05-30 · 4 obs

● 2015-08-12 14:08:50
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

○MXmalta.iway.ch2015-08-12 → 2018-05-30 · 4 obs

● 2015-08-12 14:08:50
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

●MXrefbb-ch0i.mail.protection.outlook.com2026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

●A2001:1680:101:93::2482026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

○A212.25.25.242018-05-30 → 2018-05-30 · 3 obs

● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 15:59:22

●A45.131.254.2482026-03-02 → 2026-08-03 · 3 obs

○ 2018-05-30 06:03:46
● 2026-03-02 04:42:32
● 2026-08-03 15:59:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	f.nic.ch, e.nic.ch, d.nic.ch, b.nic.ch...	-
ref-bb.ch	ns2.kirchenweb.ch, ns1.kirchenweb.ch	3 records

✅ Authoritative Response

Server:45.131.254.249

NS records: ns2.kirchenweb.ch, ns1.kirchenweb.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ref-bb.ch (unsigned zone)

⏱️ Timing

Total: 801ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.131.254.248`
AAAA	1	`2001:1680:101:93::248`
NS	3	`ns1.kirchenweb.ch, ns2.kirchenweb.ch...`
MX	1	`refbb-ch0i.mail.protection.outlook.com (`
TXT	2	`MS=ms89539476, v=spf1 a mx include:spf.kirchenweb.ch in`
SOA	1	`ns3.kirchenweb.ch support.kirchenweb.ch`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns2.kirchenweb.ch, ns1.kirchenweb.ch, ns1.kirchenweb.ch)

Analysis

IP Addresses

ref-bb.ch directs to two IP numbers, 45.131.254.248 and 2001:1680:101:93::248

Additional host names — topchurch.ch, erk-bs.ch, kath-dfs.ch and two others — share IP numbers with ref-bb.ch.

Name Servers

Three name servers are authoritative for ref-bb.ch: ns1.kirchenweb.ch, ns2.kirchenweb.ch and ns3.kirchenweb.ch.

ref-bb.ch has at least partial name server overlap with other domains, such as ref-witikon.ch, zwinglihaus.ch, evang-waengi.ch and two others.

Host names with two IP numbers:

ns1.kirchenweb.ch maps to two IP addresses — 45.131.254.249 and 2001:1680:101:93::249.

Mail Servers

ref-bb.ch has one mail server: refbb-ch0i.mail.protection.outlook.com.

refbb-ch0i.mail.protection.outlook.com points to 8 IP numbers: 52.101.185.12, 52.101.185.13, 52.101.185.14 and 5 other.