do - robtex.com
do
(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 | ||||||
Subdomains
Same first word
Similar names
DNS History
11 records (7 active, 4 former)
●NSa.lactld.org2018-05-06 → 2026-04-24 · 3 obs
● 2018-05-06 03:34:58
● 2026-04-24 04:51:50
○NSdo-dns.nic.pr2015-09-01 → 2017-11-17 · 4 obs
● 2017-11-17 10:29:26
○ 2017-12-24 11:58:12
○ 2026-04-24 04:51:50
●NSns.nic.do2015-09-01 → 2026-04-24 · 5 obs
● 2017-05-03 09:28:00
○ 2017-05-05 04:17:58
● 2022-01-30 02:30:26
● 2026-04-24 04:51:50
○NSns3.nic.do2015-09-01 → 2018-09-11 · 4 obs
● 2018-09-11 08:24:18
○ 2018-09-13 11:55:56
○ 2026-04-24 04:51:50
○NSns3.nic.mx2015-09-01 → 2022-01-30 · 4 obs
● 2022-01-30 02:30:26
○ 2026-02-14 16:21:00
○ 2026-04-24 04:51:50
●NSns4.nic.do2018-05-06 → 2026-04-24 · 3 obs
● 2018-05-06 03:34:58
● 2026-04-24 04:51:50
●NSns5.nic.do2018-10-18 → 2026-04-24 · 3 obs
● 2018-10-18 23:21:40
● 2026-04-24 04:51:50
●NSphloem.uoregon.edu2015-09-01 → 2026-04-24 · 2 obs
● 2026-04-24 04:51:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| do | a.lactld.org, ns.nic.do, ns1.nic.do, ns2.nic.do... | 14 records |
✅ Authoritative Response
Server:190.113.65.13
NS records: a.lactld.org, ns.nic.do, ns1.nic.do, ns2.nic.do, ns4.nic.do, ns5.nic.do, phloem.uoregon.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for do (unsigned zone)
⏱️ Timing
Total: 309ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 7 | a.lactld.org, phloem.uoregon.edu... |
| TXT | 1 | Generation Time: 1776999603 |
| SOA | 1 | ns1.nic.do hostmaster.nic.do |
📌 Glue Records Collected
Total: 14
In-bailiwick: 10 (ns.nic.do, ns1.nic.do, ns2.nic.do...)
Out-of-bailiwick: 4 (a.lactld.org, phloem.uoregon.edu, a.lactld.org...)
Analysis
Hierarchy
do is the parent of mapa.do, manatech.do, emarket.do, awe.do, birk.do and thousands of other host names.
Name Servers
do is delegated to seven name servers: ns1.nic.do, ns2.nic.do, ns4.nic.do, ns5.nic.do, ns.nic.do, phloem.uoregon.edu and a.lactld.org.
do at least partially shares name servers with other domains, for instance 166.252.131.in-addr.arpa, 48.171.184.in-addr.arpa, 177.in-addr.arpa, 89.171.184.in-addr.arpa and 150.252.131.in-addr.arpa.
these name servers are commonly used with ruminant.uoregon.edu, ssdns-tld.nic.cl, lsu-bdds1.lsu.edu, ns1.f5cloudservices.com, ns.dns.br, ns1.anycastdns.cz, ns2.anycastdns.cz, dns0.pdx.edu, dns1.pdx.edu and walt.ee.pdx.edu.
Host names with two IP numbers:
ns1.nic.do points to 2001:13e0:85d0:106::178 and 190.113.72.178.
ns2.nic.do points to 2001:13e0:0:1::12 and 190.113.65.12.
ns4.nic.do points to 2001:500:14:6124:ad::1 and 204.61.216.124.
ns5.nic.do points to 2001:13e0:0:1::13 and 190.113.65.13.
ns.nic.do points to 2001:13e0:85d0:106::177 and 190.113.72.177.
phloem.uoregon.edu points to 2001:468:d01:20::80df:2023 and 128.223.32.35.
a.lactld.org points to 2801:14:a000::10 and 200.0.68.10.