ref-bb.ch - dns.ninja
ref-bb.ch
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.chdns-operation@switch.ch 2026-08-03 #11 | ||||||
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
○NSns1.interway.ch2015-08-12 → 2018-05-30 · 4 obs
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
●NSns1.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
○NSns2.interway.ch2015-08-12 → 2018-05-30 · 4 obs
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
●NSns2.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
○NSns3.interway.ch2015-08-12 → 2018-05-30 · 4 obs
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
●NSns3.kirchenweb.ch2026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
○MXelba.iway.ch2015-08-12 → 2018-05-30 · 4 obs
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
○MXmalta.iway.ch2015-08-12 → 2018-05-30 · 4 obs
● 2018-05-30 06:03:46
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
●MXrefbb-ch0i.mail.protection.outlook.com2026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
●A2001:1680:101:93::2482026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
○A212.25.25.242018-05-30 → 2018-05-30 · 3 obs
○ 2026-03-02 04:42:32
○ 2026-08-03 04:51:12
●A45.131.254.2482026-03-02 → 2026-08-03 · 3 obs
● 2026-03-02 04:42:32
● 2026-08-03 04:51:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | f.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | 10 records |
| ref-bb.ch | ns2.kirchenweb.ch, ns1.kirchenweb.ch | 3 records |
✅ Authoritative Response
Server:51.107.84.227
NS records: ns2.kirchenweb.ch, ns1.kirchenweb.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ref-bb.ch (unsigned zone)
⏱️ Timing
Total: 774ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.131.254.248 |
| AAAA | 1 | 2001:1680:101:93::248 |
| NS | 3 | ns2.kirchenweb.ch, ns1.kirchenweb.ch... |
| MX | 1 | refbb-ch0i.mail.protection.outlook.com ( |
| TXT | 2 | v=spf1 a mx include:spf.kirchenweb.ch in, MS=ms89539476 |
| SOA | 1 | ns3.kirchenweb.ch support.kirchenweb.ch |
📌 Glue Records Collected
Total: 13
In-bailiwick: 10 (f.nic.ch, e.nic.ch, d.nic.ch...)
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.
Each of the two host names carries two IP addresses: ns1.kirchenweb.ch points to 45.131.254.249 and 2001:1680:101:93::249, and ns3.kirchenweb.ch points to 45.131.254.246 and 2001:1680:101:93::246.
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.