cr - robtex.com
cr
(root)
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.root-servers.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | c.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | d.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | e.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | f.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | g.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | h.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | i.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | j.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | k.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | l.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | m.root-servers.net ⚠️ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-04-23 #1 | ||||||
PTR for
Subdomains
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
●NSa.lactld.org2015-11-04 → 2026-04-24 · 3 obs
● 2015-11-04 00:25:22
● 2026-04-24 02:54:26
○NSa.ns.cr2015-09-03 → 2020-06-28 · 6 obs
● 2020-04-05 17:53:02
○ 2020-04-28 00:20:32
● 2020-06-28 15:03:06
○ 2020-07-08 15:22:20
○ 2026-04-24 02:54:26
○NSc.ns.cr2015-09-03 → 2017-06-30 · 4 obs
● 2017-06-30 20:08:58
○ 2017-07-07 11:52:06
○ 2026-04-24 02:54:26
●NSca1.nic.cr2017-06-07 → 2026-04-24 · 3 obs
● 2017-06-07 03:25:18
● 2026-04-24 02:54:26
●NSca2.nic.cr2017-06-07 → 2026-04-24 · 3 obs
● 2017-06-07 03:25:18
● 2026-04-24 02:54:26
●NSde.nic.cr2016-02-08 → 2026-04-24 · 3 obs
● 2016-02-08 16:37:50
● 2026-04-24 02:54:26
●NSdns.nic.cr2015-09-03 → 2026-04-24 · 7 obs
● 2017-02-01 13:18:10
○ 2017-02-13 05:38:32
● 2020-04-28 00:20:32
○ 2020-06-28 15:03:06
● 2020-07-08 15:22:20
● 2026-04-24 02:54:26
○NSf.nic.cr2015-09-03 → 2015-12-18 · 4 obs
● 2015-12-18 17:22:58
○ 2015-12-19 19:59:50
○ 2026-04-24 02:54:26
○NSg.nic.cr2015-09-03 → 2015-12-18 · 4 obs
● 2015-12-18 17:22:58
○ 2015-12-19 19:59:50
○ 2026-04-24 02:54:26
○NSh.nic.cr2015-09-03 → 2015-12-18 · 4 obs
● 2015-12-18 17:22:58
○ 2015-12-19 19:59:50
○ 2026-04-24 02:54:26
○NSns-ext.nic.cl2015-09-03 → 2020-04-05 · 4 obs
● 2020-04-05 17:53:02
○ 2020-04-28 00:20:32
○ 2026-04-24 02:54:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cr | a.lactld.org, p.nic.cr, de.nic.cr, ca1.nic.cr... | 12 records |
✅ Authoritative Response
Server:185.159.198.100
NS records: a.lactld.org, p.nic.cr, de.nic.cr, ca1.nic.cr, ca2.nic.cr, dns.nic.cr
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 267ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | a.lactld.org, p.nic.cr... |
| SOA | 1 | dns.nic.cr ti.nic.cr |
📌 Glue Records Collected
Total: 12
In-bailiwick: 10 (p.nic.cr, p.nic.cr, de.nic.cr...)
Out-of-bailiwick: 2 (a.lactld.org, a.lactld.org)
Analysis
Hierarchy
cr is a parent of convergencia.cr, moodys.cr, arpinsa.cr, vastago.cr, pst.cr and thousands of other host names.
Name Servers
cr is delegated to six name servers: ca1.nic.cr, ca2.nic.cr, de.nic.cr, dns.nic.cr, p.nic.cr and a.lactld.org.
cr at least partially shares name servers with other domains, for instance 68.0.200.in-addr.arpa, ac.cr, gob.ve, edu.pa and mil.ec.
These name servers are commonly used with the following name servers: ssdns-tld.nic.cl, ns.dns.br, ns1.anycastdns.cz, ns2.anycastdns.cz, ns3.nic.ve, ns4.nic.ve, ns5.nic.ve, ns6.nic.ve, n3.dns.ec and master.nic.ec.
Host names with two IP numbers:
ca1.nic.cr points to 2620:10a:80aa::100 and 185.159.197.100.
ca2.nic.cr points to 2620:10a:80ab::100 and 185.159.198.100.
de.nic.cr points to 2001:678:e:107::53 and 194.0.11.107.
dns.nic.cr points to 2001:13c7:7004:1::d100 and 200.107.82.100.
p.nic.cr points to 2001:500:14:6089:ad::1 and 204.61.216.89.
a.lactld.org points to 2801:14:a000::10 and 200.0.68.10.