github.lu - dns.ninja
github.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.139.32🇺🇸 Amazon3.33.128.0/20 | ||||||
| NS | ns1.markmonitor.com ⭐ | ||||||
| A | 2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns3.markmonitor.com | ||||||
| A | 2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns4.markmonitor.com | ||||||
| A | 2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.markmonitor.com | ||||||
| A | 192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| NS | ns5.markmonitor.com | ||||||
| A | 2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns6.markmonitor.com | ||||||
| A | 2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| A | 176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| SOA | ns1.markmonitor.comhostmaster@markmonitor.com 2014-08-01 #2 | ||||||
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | 1.ns.lu ⭐ | ||||||
| NS | g.dns.lu | ||||||
| NS | i.dns.lu | ||||||
| NS | j.dns.lu | ||||||
| NS | k.dns.lu | ||||||
| NS | p.dns.lu | ||||||
| NS | r.ns.lu | ||||||
| TXT | Exported: 2026-07-23 11:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1784797273 | ||||||
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.markmonitor.com2015-07-20 → 2026-07-23 · 2 obs
● 2026-07-23 10:28:00
●NSns3.markmonitor.com2015-07-20 → 2026-07-23 · 2 obs
● 2026-07-23 10:28:00
●NSns4.markmonitor.com2015-07-20 → 2026-07-23 · 2 obs
● 2026-07-23 10:28:00
●NSns5.markmonitor.com2015-07-20 → 2026-07-23 · 2 obs
● 2026-07-23 10:28:00
●NSns6.markmonitor.com2015-07-20 → 2026-07-23 · 2 obs
● 2026-07-23 10:28:00
●A3.33.139.322026-04-04 → 2026-07-23 · 3 obs
● 2026-04-04 15:20:02
● 2026-07-23 10:28:00
○A72.52.10.142015-07-20 → 2017-08-28 · 4 obs
● 2017-08-28 09:38:02
○ 2026-04-04 15:20:02
○ 2026-07-23 10:28:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | j.dns.lu, k.dns.lu, p.dns.lu, r.ns.lu... | 14 records |
| github.lu | ns1.markmonitor.com, ns5.markmonitor.com, ns4.markmonitor.com, ns3.markmonitor.com... | - |
✅ Authoritative Response
Server:149.112.160.1
NS records: ns1.markmonitor.com, ns5.markmonitor.com, ns4.markmonitor.com, ns3.markmonitor.com, ns6.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for github.lu (unsigned zone)
⏱️ Timing
Total: 1479ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.139.32 |
| NS | 5 | ns1.markmonitor.com, ns3.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)
Analysis
IP Addresses
github.lu has exactly one IP address — 3.33.139.32.
trollsmusical.com, fhspro.com, freeaol.com plus two other host names have IP numbers in common with github.lu.
Name Servers
Five name servers handle delegation for github.lu: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com and two others.
There is at least partial name server overlap between github.lu and other domains — monclerspacciopiumini1941.com, zykimbri.com.mx, warnacogroupinc.uk.com and two more among them.
These name servers tend to appear in combination with the name servers ns2.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names pointing to two IP addresses:
ns1.markmonitor.com resolves to 149.112.160.1 and 2620:10a:80a8::1.
ns3.markmonitor.com resolves to 149.112.161.1 and 2620:10a:80a9::1.
ns4.markmonitor.com resolves to 192.174.68.1 and 2001:67c:1bc::1.
ns5.markmonitor.com resolves to 149.112.160.2 and 2620:10a:80a8::2.
ns6.markmonitor.com resolves to 176.97.158.3 and 2001:67c:10b8::3.