cel.lu - dns.ninja
cel.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:41d0:1:1b00:213:186:33:40🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | cluster011.ovh.net | ||||||
| A | 213.186.33.40🇫🇷 OVH213.186.32.0/19 ISP Paris, France | ||||||
| NS | ns2.pt.lu ⭐ | ||||||
| A | 2001:7e8:8800::c0🇱🇺 EPT-LU2001:7e8::/32 | ||||||
| PTR | ns2.pt.lu | ||||||
| A | 195.46.252.2🇱🇺 EPT-LU195.46.224.0/19 PT-LU | ||||||
| PTR | ns2.pt.lu | ||||||
| NS | ns1.pt.lu | ||||||
| A | 2001:7e8:8800::b0🇱🇺 EPT-LU2001:7e8::/32 | ||||||
| PTR | ns1.pt.lu | ||||||
| A | 194.154.192.1🇱🇺 EPT-LU194.154.192.0/19 PT-LU | ||||||
| PTR | ns1.pt.lu | ||||||
| NS | ns3.pt.lu | ||||||
| A | 2001:1610:2:1::90🇱🇺 ASN-VO2001:1610::/32 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| PTR | ns3.pt.lu | ||||||
| A | 80.90.63.90🇱🇺 ASN-VO80.90.32.0/19 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| PTR | ns3.pt.lu | ||||||
| MX | spamtitan.fieldtrust.be ⭐ | ||||||
| A | 35.158.14.78🇩🇪 Amazon35.156.0.0/14 EC2 FRA prefix | ||||||
| PTR | spamtitan.fieldtrust.be | ||||||
| MX | spamtitan1.fieldtrust.be ⭐ | ||||||
| A | 18.197.220.9🇩🇪 Amazon18.196.0.0/15 EC2 FRA prefix | ||||||
| PTR | spamtitan1.fieldtrust.be | ||||||
| TXT | globalsign-domain-verification=B5wEKqSAjRW7LjNboH3lK5SJtDZSvXOnEyY9FTw-rA | ||||||
| TXT | ZA=jUuUcZ3Be28zuJI7Gp7Cww== | ||||||
| TXT | apple-domain-verification=67kpSPeSkNjDZqsE | ||||||
| TXT | _globalsign-domain-verification=UvhcCzLKVt0fl29JThEUo8rPF7MgaVUekPU6V6sZXa | ||||||
| TXT | _globalsign-domain-verification=uskoEI2tmAvY-zVt54kFtLTrkIiLCsHB3cHvTJ_3vC | ||||||
| TXT | _globalsign-domain-verification=bh2gzzhEvL52cMmxcsxI6AUxIs1-d1vV-YpjMM9yKO | ||||||
| TXT | ZOOM_verify_odZ3732d0xFlh4M1JiAV5n | ||||||
| TXT | v=spf1 ip4:35.158.14.78 ip4:18.197.220.9 ip4:194.154.194.230 ip4:194.154.194.... | ||||||
| TXT | globalsign-domain-verification=btTeEonoEc-pldX1eepukc1pbySKEew1E4KKwFN7eo | ||||||
| TXT | _globalsign-domain-verification=WRUNKelJHjuwlIarWcEPdcXFQRpdfwp3z6D1sGA6A- | ||||||
| TXT | goodnotes-verification=c122fc06-c336-4e7c-a48e-4d1b343abaf3 | ||||||
| SOA | ns2.pt.luhostmaster@ns1.pt.lu 2026-07-20 #0 | ||||||
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: 2026-08-06 10:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1786003272 | ||||||
Subdomains
44.cel.lu |
38.cel.lu |
www.cel.lu |
spamtitan1.cel.lu |
49.cel.lu |
43.cel.lu |
mail.cel.lu |
spamtitan2.cel.lu |
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSns2.pt.lu2015-08-31 → 2026-08-06 · 5 obs
● 2016-08-25 20:34:50
○ 2016-11-25 02:01:48
● 2017-06-02 02:53:52
● 2026-08-06 09:01:04
●NSns3.pt.lu2015-08-31 → 2026-08-06 · 8 obs
● 2016-01-16 04:49:58
○ 2016-04-02 23:18:44
○ 2016-08-25 20:34:50
● 2016-11-25 02:01:48
○ 2017-06-02 02:53:52
● 2018-03-14 15:39:28
● 2026-08-06 09:01:04
○MXmail.cel.lu2015-08-31 → 2018-03-14 · 4 obs
● 2018-03-14 15:39:28
○ 2026-03-03 02:32:40
○ 2026-08-06 09:01:04
●MXspamtitan.fieldtrust.be2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 02:32:40
● 2026-08-06 09:01:04
●MXspamtitan1.fieldtrust.be2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 02:32:40
● 2026-08-06 09:01:04
●A2001:41d0:1:1b00:213:186:33:402026-03-03 → 2026-08-06 · 2 obs
● 2026-08-06 09:01:04
●A213.186.33.402026-03-03 → 2026-08-06 · 2 obs
● 2026-08-06 09:01:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu... | - |
| cel.lu | ns1.pt.lu, ns2.pt.lu, ns3.pt.lu | 6 records |
✅ Authoritative Response
Server:195.46.252.2
NS records: ns1.pt.lu, ns2.pt.lu, ns3.pt.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cel.lu (unsigned zone)
⏱️ Timing
Total: 765ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.186.33.40 |
| AAAA | 1 | 2001:41d0:1:1b00:213:186:33:40 |
| NS | 3 | ns3.pt.lu, ns1.pt.lu... |
| MX | 2 | spamtitan.fieldtrust.be (pri: 0), spamtitan1.fieldtrust.be (pri: 0) |
| TXT | 11 | _globalsign-domain-verification=WRUNKelJ, _globalsign-domain-verification=uskoEI2t... |
| SOA | 1 | ns2.pt.lu hostmaster.ns1.pt.lu |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.pt.lu, ns2.pt.lu, ns3.pt.lu...)
Analysis
Hierarchy
44.cel.lu, 38.cel.lu, www.cel.lu, spamtitan1.cel.lu, 49.cel.lu and a few other host names are all children of cel.lu.
IP Addresses
cel.lu has two IP addresses: 213.186.33.40 and 2001:41d0:1:1b00:213:186:33:40
crsdop.org, admissibles.iscparis.com, lutile-piscine.fr and two other host names share IP numbers with cel.lu.
Name Servers
The authoritative name servers for cel.lu are ns1.pt.lu, ns2.pt.lu and ns3.pt.lu — three in total.
The name servers of cel.lu overlap at least partially with those of other domains — among them 196.154.194.in-addr.arpa, 11.115.188.in-addr.arpa, call2park.lu and two more.
ns1.pt.lu, ns2.pt.lu and ns3.pt.lu all resolve to exactly two IP numbers apiece: ns1.pt.lu → 194.154.192.1 and 2001:7e8:8800::b0; ns2.pt.lu → 195.46.252.2 and 2001:7e8:8800::c0; ns3.pt.lu → 80.90.63.90 and 2001:1610:2:1::90.
Mail Servers
Mail for cel.lu is handled by two mail servers — spamtitan1.fieldtrust.be and spamtitan.fieldtrust.be.
cel.lu uses an identical mail server configuration to several other domains — among them lxcdm.lu, lemahieu.eu, strapping.be and two more.
cel.lu has at least partial mail server overlap with other domains such as phifin.com, no-nailboxes.eu, pro-line.be and two more.
Both spamtitan1.fieldtrust.be and spamtitan.fieldtrust.be have a single IP address each — spamtitan1.fieldtrust.be resolves to 18.197.220.9 while spamtitan.fieldtrust.be resolves to 35.158.14.78.