cm-olb.pt - robtex.com
cm-olb.pt
pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | curiosity.dns.pt ⭐ | ||||||
| NS | a.dns.pt | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt | ||||||
| NS | d.dns.pt | ||||||
| NS | e.dns.pt | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br ⚠️ Not in parent delegation | ||||||
| NS | ns2.nic.fr ⚠️ Not in parent delegation | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-05-15 #42 | ||||||
Same first word
cm-olb.pt |
Similar names
bl-com.net |
bl-com.com |
lc-obm.com |
mb-loc.com |
bm-loc.be |
lb-com.de |
bcm-ol.com |
bloc-m.com |
lb-com.net |
m-bloc.com |
lb-com.com |
DNS History
11 records (6 active, 5 former)
●NSdnsbho1aut01.local2026-03-17 → 2026-05-15 · 3 obs
● 2026-03-17 04:30:18
● 2026-05-15 20:48:22
○NSns.netvisao.pt2015-06-18 → 2017-01-25 · 4 obs
● 2017-01-25 02:46:20
○ 2026-03-17 04:30:18
○ 2026-05-15 20:48:22
●NSns1.ptempresas.pt2026-03-17 → 2026-05-15 · 3 obs
● 2026-03-17 04:30:18
● 2026-05-15 20:48:22
●NSns10.ptempresas.pt2026-03-17 → 2026-05-15 · 3 obs
● 2026-03-17 04:30:18
● 2026-05-15 20:48:22
○NSns2.netvisao.pt2015-06-18 → 2017-01-25 · 4 obs
● 2017-01-25 02:46:20
○ 2026-03-17 04:30:18
○ 2026-05-15 20:48:22
●NSns2.ptempresas.pt2026-03-17 → 2026-05-15 · 3 obs
● 2026-03-17 04:30:18
● 2026-05-15 20:48:22
●MXcmolb-pt0e.mail.protection.outlook.com2026-03-17 → 2026-05-15 · 3 obs
● 2026-03-17 04:30:18
● 2026-05-15 20:48:22
○MXmail.cm-olb.pt2015-06-18 → 2017-01-25 · 4 obs
● 2017-01-25 02:46:20
○ 2026-03-17 04:30:18
○ 2026-05-15 20:48:22
●A195.23.140.1702026-05-15 → 2026-05-15 · 2 obs
● 2026-05-15 20:48:22
○A83.240.180.892026-03-17 → 2026-03-17 · 3 obs
● 2026-03-17 04:30:18
○ 2026-05-15 20:48:22
○A84.91.2.572015-06-18 → 2017-01-25 · 4 obs
● 2017-01-25 02:46:20
○ 2026-03-17 04:30:18
○ 2026-05-15 20:48:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | - |
| cm-olb.pt | ns10.ptempresas.pt, ns2.ptempresas.pt, ns1.ptempresas.pt | - |
✅ Authoritative Response
Server:185.17.231.126
NS records: ns10.ptempresas.pt, ns2.ptempresas.pt, ns1.ptempresas.pt
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cm-olb.pt (unsigned zone)
⏱️ Timing
Total: 809ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.23.140.170 |
| NS | 3 | ns10.ptempresas.pt, ns1.ptempresas.pt... |
| MX | 1 | cmolb-pt0e.mail.protection.outlook.com ( |
| TXT | 5 | _globalsign-domain-verification=4Rv8YNxx, v=spf1 ip4:83.240.180.89 include:spf.pro... |
| SOA | 1 | dnscoi1aut02.local na.na.pt |
Analysis
IP Addresses
cm-olb.pt points to IP number 195.23.140.170.
For instance, other host names cm-ansiao.pt, municipio.esposende.pt, cm-moita.pt, cm-lagoa.pt and 195-23-140-170.net.novis.pt share IP numbers with cm-olb.pt.
Name Servers
cm-olb.pt is delegated to four name servers: dnsbho1aut01.local, ns10.ptempresas.pt, ns1.ptempresas.pt and ns2.ptempresas.pt.
cm-olb.pt shares name servers with other domains at least partially, for example 13.80.2.in-addr.arpa, cotecportugal.pt, 237.243.85.in-addr.arpa, futurlab.pt and usadosdequalidade.pt.
These name servers are commonly used alongside dnscoi1aut02.local, ns1.servicosweb.tmn.pt, ns2.servicosweb.tmn.pt, dnscoi1aut01.local, ns.telepac.pt and ns10.servicosweb.tmn.pt.
Host names with a single IP address: ns10.ptempresas.pt points to 185.17.231.126; ns1.ptempresas.pt points to 62.28.40.139; ns2.ptempresas.pt points to 62.28.40.141.
Mail Servers
cm-olb.pt is handled by a single mail server, cmolb-pt0e.mail.protection.outlook.com.
Host name cmolb-pt0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::6, 2a01:111:f403:ca09::c, 52.101.68.5, 52.101.73.8, 52.101.73.26 and 52.101.73.153.