cursohtml.com - robtex.com
cursohtml.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 57.128.43.250🇫🇷 OVH | ||||||
| PTR | ns31781302.ip-57-128-43.eu | ||||||
| NS | ns2.cursohtml.com ⭐ | ||||||
| A | 57.128.43.250🇫🇷 OVH | ||||||
| PTR | ns31781302.ip-57-128-43.eu | ||||||
| NS | ns1.cursohtml.com | ||||||
| A | 57.128.43.250🇫🇷 OVH | ||||||
| PTR | ns31781302.ip-57-128-43.eu | ||||||
| MX | mail.cursohtml.com ⭐ | ||||||
| A | 57.128.43.250🇫🇷 OVH | ||||||
| PTR | ns31781302.ip-57-128-43.eu | ||||||
| TXT | v=spf1 +a +mx +a:ns31781302.ip-57-128-43.eu -all | ||||||
| SOA | ns2.cursohtml.comduiops@hotmail.com 2026-01-16 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Up
Same first word
cursohtml.com |
DNS History
10 records (4 active, 6 former)
●NSns1.cursohtml.com2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 16:35:32
●NSns2.cursohtml.com2026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 16:35:32
○NSns339148.ip-37-59-17.eu2015-07-08 → 2019-01-20 · 4 obs
● 2015-07-08 21:55:56
● 2019-01-20 03:20:48
○ 2026-02-24 16:35:32
○NSns352050.ovh.net2007-10-31 → 2007-10-31 · 3 obs
○ 2015-07-08 21:55:56
○ 2026-02-24 16:35:32
○NSsdns1.ovh.net2007-10-31 → 2007-10-31 · 3 obs
○ 2015-07-08 21:55:56
○ 2026-02-24 16:35:32
○NSsdns2.ovh.net2015-07-08 → 2019-01-20 · 4 obs
● 2015-07-08 21:55:56
● 2019-01-20 03:20:48
○ 2026-02-24 16:35:32
●MXmail.cursohtml.com2007-10-31 → 2026-02-24 · 2 obs
● 2026-02-24 16:35:32
○A37.59.17.1692015-07-08 → 2019-01-20 · 4 obs
● 2015-07-08 21:55:56
● 2019-01-20 03:20:48
○ 2026-02-24 16:35:32
●A57.128.43.2502026-02-24 → 2026-02-24 · 2 obs
● 2026-02-24 16:35:32
○A91.121.78.1862007-10-31 → 2007-10-31 · 3 obs
○ 2015-07-08 21:55:56
○ 2026-02-24 16:35:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cursohtml.com | ns1.cursohtml.com, ns2.cursohtml.com | 2 records |
✅ Authoritative Response
Server: 57.128.43.250
NS records: ns1.cursohtml.com, ns2.cursohtml.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cursohtml.com (unsigned zone)
⏱️ Timing
Total: 207ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 57.128.43.250 |
| NS | 2 | ns2.cursohtml.com, ns1.cursohtml.com |
| MX | 1 | mail.cursohtml.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:ns31781302.ip-57-128-43 |
| SOA | 1 | ns2.cursohtml.com duiops.hotmail.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.cursohtml.com, ns2.cursohtml.com)
AI analysis
cursohtml.com is a parent of ns1.cursohtml.com, mail.cursohtml.com and ns2.cursohtml.com.
cursohtml.com points to a single IP number: 57.128.43.250.
other host names for instance duiops.info, ns2.duiops.es, ns2.audio-impulse.es, codigococina.es and mail.cursohtml.com share IP numbers with cursohtml.com.
cursohtml.com is delegated to two name servers: ns1.cursohtml.com and ns2.cursohtml.com.
Host names with a single IP number:
ns1.cursohtml.com points to 57.128.43.250 and ns2.cursohtml.com points to 57.128.43.250.
Host names that point to 57.128.43.250: ns1.cursohtml.com and ns2.cursohtml.com.
cursohtml.com is handled by a single mail server, mail.cursohtml.com.
Host name mail.cursohtml.com points to IP address 57.128.43.250.