sum.lu - dns.ninja
sum.lu
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: 2026-08-16 08:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1786860072 | ||||||
Same first word
Similar names
DNS History
22 records (7 active, 15 former)
○NSa.dns.gandi.net2016-07-13 → 2020-10-17 · 5 obs
● 2016-07-13 06:55:02
● 2020-10-17 13:19:42
○ 2020-12-21 20:55:18
○ 2026-08-16 06:17:18
○NSb.dns.gandi.net2016-07-13 → 2020-10-17 · 5 obs
● 2016-07-13 06:55:02
● 2020-10-17 13:19:42
○ 2020-12-21 20:55:18
○ 2026-08-16 06:17:18
○NSc.dns.gandi.net2016-07-13 → 2020-10-17 · 5 obs
● 2016-07-13 06:55:02
● 2020-10-17 13:19:42
○ 2020-12-21 20:55:18
○ 2026-08-16 06:17:18
○NSns-187-b.gandi.net2020-12-21 → 2020-12-21 · 4 obs
● 2020-12-21 20:55:18
○ 2026-03-03 02:52:10
○ 2026-08-16 06:17:18
○NSns-188-a.gandi.net2020-12-21 → 2020-12-21 · 4 obs
● 2020-12-21 20:55:18
○ 2026-03-03 02:52:10
○ 2026-08-16 06:17:18
○NSns-92-c.gandi.net2020-12-21 → 2020-12-21 · 4 obs
● 2020-12-21 20:55:18
○ 2026-03-03 02:52:10
○ 2026-08-16 06:17:18
○NSns1.gandi.net2020-12-21 → 2020-12-21 · 4 obs
● 2020-12-21 20:55:18
○ 2026-03-03 02:52:10
○ 2026-08-16 06:17:18
○NSns1.karpuzworks.com2015-08-19 → 2015-11-03 · 4 obs
● 2015-11-03 15:49:12
○ 2016-03-11 22:15:10
○ 2026-08-16 06:17:18
○NSns1.vultr.com2016-03-11 → 2016-03-11 · 4 obs
● 2016-03-11 22:15:10
○ 2016-07-13 06:55:02
○ 2026-08-16 06:17:18
○NSns2.karpuzworks.com2015-08-19 → 2015-11-03 · 4 obs
● 2015-11-03 15:49:12
○ 2016-03-11 22:15:10
○ 2026-08-16 06:17:18
○NSns2.vultr.com2016-03-11 → 2016-03-11 · 4 obs
● 2016-03-11 22:15:10
○ 2016-07-13 06:55:02
○ 2026-08-16 06:17:18
●NSphil.ns.cloudflare.com2026-03-03 → 2026-08-16 · 3 obs
● 2026-03-03 02:52:10
● 2026-08-16 06:17:18
●NSrose.ns.cloudflare.com2026-03-03 → 2026-08-16 · 3 obs
● 2026-03-03 02:52:10
● 2026-08-16 06:17:18
●MXalt1.aspmx.l.google.com2015-08-19 → 2026-08-16 · 2 obs
● 2026-08-16 06:17:18
●MXalt2.aspmx.l.google.com2015-08-19 → 2026-08-16 · 2 obs
● 2026-08-16 06:17:18
●MXalt3.aspmx.l.google.com2016-03-11 → 2026-08-16 · 3 obs
● 2016-03-11 22:15:10
● 2026-08-16 06:17:18
●MXaspmx.l.google.com2015-08-19 → 2026-08-16 · 2 obs
● 2026-08-16 06:17:18
○MXaspmx2.googlemail.com2015-08-19 → 2015-11-03 · 4 obs
● 2015-11-03 15:49:12
○ 2016-03-11 22:15:10
○ 2026-08-16 06:17:18
○MXaspmx3.googlemail.com2015-08-19 → 2015-11-03 · 4 obs
● 2015-11-03 15:49:12
○ 2016-03-11 22:15:10
○ 2026-08-16 06:17:18
●A176.53.74.782020-10-17 → 2026-08-16 · 3 obs
● 2020-10-17 13:19:42
● 2026-08-16 06:17:18
○A185.71.217.442015-08-19 → 2017-01-13 · 7 obs
● 2015-11-03 15:49:12
○ 2016-03-11 22:15:10
● 2016-07-13 06:55:02
● 2017-01-13 19:46:36
○ 2020-10-17 13:19:42
○ 2026-08-16 06:17:18
○A45.32.146.212016-03-11 → 2016-03-11 · 4 obs
● 2016-03-11 22:15:10
○ 2016-07-13 06:55:02
○ 2026-08-16 06:17:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu... | 14 records |
| sum.lu | phil.ns.cloudflare.com, rose.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.137
NS records: phil.ns.cloudflare.com, rose.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sum.lu (unsigned zone)
⏱️ Timing
Total: 783ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.53.74.78 |
| NS | 2 | phil.ns.cloudflare.com, rose.ns.cloudflare.com |
| MX | 4 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=pdaSQQPaUwAkw6y, v=spf1 include:_spf.google.com include:e |
| SOA | 1 | phil.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)
Analysis
IP Addresses
sum.lu directs to one IP number, which is 176.53.74.78.
Among the host names that share IP numbers with sum.lu are republicoffenerbahce.com, hurdaislemci.com, degirmenpastaneleri.com and two others.
Name Servers
The NS records for sum.lu delegate to phil.ns.cloudflare.com and rose.ns.cloudflare.com.
sum.lu has the same name server delegation as a number of other domains, such as adamblackington.net, photolaunch.com, discoverlbj.org and two more.
There is at least partial name server overlap between sum.lu and other domains — slowheataingroom.life, uttereast.com, namibiadevelopment.com and two more among them.
These name servers frequently co-occur with the name servers steven.ns.cloudflare.com and wesley.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
phil.ns.cloudflare.com maps to 108.162.193.137, 172.64.33.137, 173.245.59.137 and 3 additional IP addresses.
rose.ns.cloudflare.com maps to 108.162.192.141, 172.64.32.141, 173.245.58.141 and 3 additional IP addresses.
Mail Servers
The four mail servers for sum.lu are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.
sum.lu shares at least some of its mail servers with other domains — for example ns500731.ns500731.ns500754.ns500742.ns500731.ns500671.ns500731.ns500704.ns500705.ns500704.ns500705.ns500678.ns500666.lustychickser.com, ns500742.ns500671.ns500754.ns500731.ns500704.ns500742.ns500704.ns500666.ns500131.lustychickser.com, ns500734.ns500734.ns500734.ns500734.ns500693.ns500734.ns500693.ns500693.ns500693.ns500632.ns500632.ns500612.ns500612.ns500632.ns500612.ns500578.ns500110.dtrkdll.com and two more.
These mail servers tend to be used in conjunction with alt4.aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com and two additional mail servers.
All four hostnames — aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com — resolve to two IP numbers apiece: aspmx.l.google.com to 172.253.139.26 and 2607:f8b0:4004:c17::1a; alt1.aspmx.l.google.com to 192.178.234.27 and 2800:3f0:4003:c14::1a; alt2.aspmx.l.google.com to 172.253.116.27 and 2a00:1450:400b:c02::1b; alt3.aspmx.l.google.com to 192.178.223.26 and 2a00:1450:4009:c0f::1a.