root.lu - robtex.com
root.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:608::200🇱🇺 ROOT2a01:608::/32 root SA | ||||||
| PTR | root.lu | ||||||
| A | 195.26.5.100🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| NS | a.root.lu ⭐ | ||||||
| A | 2a01:608::3🇱🇺 ROOT2a01:608::/32 root SA | ||||||
| PTR | a.root.lu | ||||||
| A | 195.26.4.3🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| PTR | a.root.lu | ||||||
| NS | b.root.lu | ||||||
| A | 2a01:608::4🇱🇺 ROOT2a01:608::/32 root SA | ||||||
| PTR | b.root.lu | ||||||
| A | 83.243.8.3🇱🇺 ROOT83.243.8.0/21 root SA | ||||||
| PTR | b.root.lu | ||||||
| NS | c.root.lu | ||||||
| A | 195.24.72.3🇱🇺 ROOT195.24.72.0/21 root SA | ||||||
| MX | in.mx.root.lu ⭐ | ||||||
| A | 195.26.4.74🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| PTR | spambox3.mx.root.lu | ||||||
| TXT | v=spf1 ip4:195.26.4.0/23 ip4:195.24.72.0/21 ip4:83.243.8.0/21 ip4:212.117.160... | ||||||
| TXT | Ma3-YG7-99k | ||||||
| TXT | MS=6B463D7C9120BC49074EE4782972FB613BC53C76 | ||||||
| TXT | knowbe4-site-verification=3eded9e9ea0f63c7a18c1b928f7bee6a | ||||||
| TXT | google-site-verification=vVAX-EejoddQ-0UvZiFViEvtN_X5ePrngiy67nTv0Ow | ||||||
| SOA | a.root.luadmin@root.lu serial=3880057 | ||||||
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.lu ⭐ | ||||||
| NS | g.dns.lu | ||||||
| NS | i.dns.lu | ||||||
| NS | j.dns.lu | ||||||
| NS | k.dns.lu | ||||||
| NS | p.dns.lu | ||||||
| TXT | Exported: 2026-06-01 01:01:01 | ||||||
| SOA | ns1.dns.lunoc@restena.lu serial=1780268473 | ||||||
rank #205 in the tld
WOT: SUSPICIOUS (47/100)
📈 Tranco rank: #44,605
PTR for
Subdomains
apache.root.lu |
luxsrv.root.lu |
speedtest.root.lu |
lpmail.root.lu |
ftp.root.lu |
a.root.lu |
mail.root.lu |
ldap.root.lu |
mirror.root.lu |
b.root.lu |
admin.root.lu |
ns3.root.lu |
klaus.root.lu |
mailout.root.lu |
imap.root.lu |
natixisweb.root.lu |
pop3.root.lu |
www.root.lu |
smtp.root.lu |
hot.root.lu |
mxhost1.root.lu |
mx.root.lu |
ns1.root.lu |
c.root.lu |
ns2.root.lu |
web.root.lu |
php.root.lu |
mail2.root.lu |
hosted.root.lu |
wpmail.root.lu |
cloud.root.lu |
idaho.root.lu |
extra-fir-post.root.lu |
pop.root.lu |
bulkmail.root.lu |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSa.root.lu2015-09-04 → 2026-06-01 · 2 obs
● 2026-06-01 00:13:22
●NSb.root.lu2015-09-04 → 2026-06-01 · 2 obs
● 2026-06-01 00:13:22
●NSc.root.lu2015-09-04 → 2026-06-01 · 2 obs
● 2026-06-01 00:13:22
●MXin.mx.root.lu2015-09-04 → 2026-06-01 · 2 obs
● 2026-06-01 00:13:22
●A195.26.5.1002015-09-04 → 2026-06-01 · 6 obs
● 2015-10-18 17:25:16
○ 2015-10-20 08:40:06
○ 2017-12-03 14:51:16
● 2018-05-01 04:41:08
● 2026-06-01 00:13:22
○A206.54.163.142015-10-20 → 2017-12-03 · 5 obs
● 2015-10-20 08:40:06
● 2017-12-03 14:51:16
○ 2018-05-01 04:41:08
○ 2026-06-01 00:13:22
●A2a01:608::2002015-09-04 → 2026-06-01 · 2 obs
● 2026-06-01 00:13:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | p.dns.lu, j.dns.lu, g.dns.lu, ns1.dns.lu... | 12 records |
| root.lu | a.root.lu, b.root.lu, c.root.lu | 5 records |
✅ Authoritative Response
Server:195.26.4.3
NS records: a.root.lu, b.root.lu, c.root.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for root.lu (unsigned zone)
⏱️ Timing
Total: 674ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.26.5.100 |
| AAAA | 1 | 2a01:608::200 |
| NS | 3 | c.root.lu, a.root.lu... |
| MX | 1 | in.mx.root.lu (pri: 10) |
| TXT | 5 | Ma3-YG7-99k, MS=6B463D7C9120BC49074EE4782972FB613BC53... |
| SOA | 1 | a.root.lu admin.root.lu |
📌 Glue Records Collected
Total: 17
In-bailiwick: 17 (p.dns.lu, p.dns.lu, j.dns.lu...)
Analysis
Hierarchy
The host names apache.root.lu, luxsrv.root.lu, speedtest.root.lu, lpmail.root.lu and ftp.root.lu — among a few others — fall under the parent domain root.lu.
IP Addresses
root.lu points to two IP numbers: 195.26.5.100 and 2a01:608::200.
mail.root.lu, www.site.lu, site.lu and www.root.lu are among the host names that share IP numbers with root.lu.
Name Servers
root.lu has three name servers — a.root.lu, b.root.lu and c.root.lu.
At least some of root.lu's name servers are shared with other domains, for example 78.24.195.in-addr.arpa, 7.2.3.7.8.0.6.0.1.0.a.2.ip6.arpa, 8.0.6.0.1.0.a.2.ip6.arpa and two more.
Hostnames that resolve to two IP addresses:
a.root.lu resolves to 195.26.4.3 and 2a01:608::3.
b.root.lu resolves to 83.243.8.3 and 2a01:608::4.
Host names with one IP number:
c.root.lu resolves to 195.24.72.3.
Mail Servers
Mail for root.lu is handled by a single mail server, in.mx.root.lu.
root.lu uses an identical mail server configuration to several other domains — among them soon.lu, lbb.lu, flta.lu and two more.
The mail servers of root.lu overlap at least partially with those of other domains, including actech.lu, cloud.root.lu and schemsy.lu.
in.mx.root.lu points to one IP number — 195.26.4.74.