cb.is - robtex.com
cb.is
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.221.64.128🇮🇸 IS-ADVANIA | ||||||
| PTR | sedlabanki.is | ||||||
| NS | a.hysing.is ⭐ | ||||||
| A | 212.30.230.103🇮🇸 IS-ADVANIA | ||||||
| PTR | a.hysing.is | ||||||
| NS | b.hysing.is | ||||||
| A | 52.157.161.23🇳🇱 Microsoft | ||||||
| PTR | b.hysing.is | ||||||
| NS | c.hysing.is | ||||||
| A | 212.30.252.30🇮🇸 IS-ADVANIA | ||||||
| PTR | c.hysing.is | ||||||
| MX | mx1.sedlabanki.is ⭐ | ||||||
| A | 217.151.180.1🇮🇸 Vodafone_Iceland | ||||||
| PTR | mx1.sedlabanki.is | ||||||
| MX | mx2.sedlabanki.is(20) | ||||||
| A | 217.151.180.2🇮🇸 Vodafone_Iceland | ||||||
| PTR | mx2.sedlabanki.is | ||||||
| TXT | google-site-verification=V5obj7sOb27-0tNXjrUwhLEtWH1LBmj2lzeeaYtnQ_E | ||||||
| TXT | v=spf1 include:sedlabanki.is -all | ||||||
| TXT | MS=ms25742134 | ||||||
| TXT | knowbe4-site-verification=4c8d7512b3eb48b52b8dcf00a6c8750f | ||||||
| SOA | a.hysing.ishostmaster@cb.is 2025-10-21 #1 | ||||||
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | b.nic.is | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is ⚠️ Not in parent delegation | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1771290612 | ||||||
rank #174 in the tld
Up
www.cb.is |
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●MXmx1.sedlabanki.is2015-09-02 → 2026-02-24 · 2 obs
● 2026-02-24 09:39:22
●MXmx2.sedlabanki.is2015-09-02 → 2026-02-24 · 2 obs
● 2026-02-24 09:39:22
●A82.221.64.1282026-02-18 → 2026-02-24 · 3 obs
● 2026-02-18 14:58:00
● 2026-02-24 09:39:22
○A82.221.81.452015-09-02 → 2017-05-12 · 4 obs
● 2017-05-12 23:35:14
○ 2017-05-24 19:25:56
○ 2026-02-24 09:39:22
○A82.221.81.872017-05-24 → 2021-05-12 · 5 obs
● 2017-05-24 19:25:56
● 2021-05-12 04:38:04
○ 2026-02-18 14:58:00
○ 2026-02-24 09:39:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cb.is | a.hysing.is, b.hysing.is, c.hysing.is | - |
✅ Authoritative Response
Server: 52.157.161.23
NS records: a.hysing.is, b.hysing.is, c.hysing.is
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cb.is (unsigned zone)
⏱️ Timing
Total: 385ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.221.64.128 |
| NS | 3 | c.hysing.is, a.hysing.is... |
| MX | 2 | mx1.sedlabanki.is (pri: 10), mx2.sedlabanki.is (pri: 20) |
| TXT | 4 | google-site-verification=V5obj7sOb27-0tN, MS=ms25742134... |
| SOA | 1 | a.hysing.is hostmaster.cb.is |
AI analysis
www.cb.is is a child of cb.is.
cb.is resolves to one IP number: 82.221.64.128.
Other host names, for instance fme.is, xn--selabanki-c6a.is and sedlabanki.is share IP numbers with cb.is.
cb.is is delegated to three name servers: a.hysing.is, b.hysing.is and c.hysing.is.
cb.is at least partially shares name servers with other domains, including eimskip.hk, ma.is, hvitlist.is, 136.221.82.in-addr.arpa and talsimi.is.
Host names with a single IP:
a.hysing.is points to 212.30.230.103; b.hysing.is points to 52.157.161.23; c.hysing.is points to 212.30.252.30.
cb.is is served by two mail servers mx1.sedlabanki.is and mx2.sedlabanki.is.
cb.is shares the same mail server setup as other domains, for instance fgm.is, lanasysla.is, greidsluveitan.is, lanamal.is and bond.is.
Host names with a single IP address: mx1.sedlabanki.is points to 217.151.180.1; mx2.sedlabanki.is points to 217.151.180.2.