pasteur.com - dns.ninja
pasteur.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | nsa.perf1.fr ⭐ | ||||||
| A | 2a01:c8:100::100🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1 | ||||||
| PTR | nsa.perf1.fr | ||||||
| A | 81.92.94.100🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1 | ||||||
| PTR | nsa.perf1.fr | ||||||
| NS | nsb.perf1.com | ||||||
| A | 2a01:c8:101::100🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1 | ||||||
| PTR | nsb.perf1.com | ||||||
| A | 81.92.95.100🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1 | ||||||
| PTR | nsb.perf1.com | ||||||
| NS | nsc.perf1.com | ||||||
| A | 2a09:35c0:102::100🇫🇷 NAMESHIELDGRP2a09:35c0:100::/40 NAMESHIELD ANYCAST1-2 | ||||||
| PTR | nsc.perf1.com | ||||||
| A | 152.89.172.100🇫🇷 NAMESHIELDGRP152.89.172.0/23 NAMESHIELD ANYCAST1-2 | ||||||
| PTR | nsc.perf1.com | ||||||
| MX | mx2.pasteur.fr ⭐ | ||||||
| A | 157.99.45.70🇫🇷 PASTEUR-AS157.99.0.0/16 INSTITUT-PASTEUR-BLOCK | ||||||
| PTR | mx2.pasteur.fr | ||||||
| MX | mx3.pasteur.fr ⭐ | ||||||
| A | 157.99.45.71🇫🇷 PASTEUR-AS157.99.0.0/16 INSTITUT-PASTEUR-BLOCK | ||||||
| PTR | mx3.pasteur.fr | ||||||
| TXT | See pasteur.fr instead. | ||||||
| TXT | Voyez plutot pasteur.fr. | ||||||
| TXT | MS=ms20934524 | ||||||
| SOA | nsa.perf1.frtechnical@nameshield.net 2024-03-21 #10 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786401214 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○NSns0.pasteur.fr2015-08-20 → 2017-06-20 · 4 obs
● 2017-06-20 09:14:52
○ 2026-03-15 19:28:32
○ 2026-08-10 22:41:46
○NSns1.pasteur.fr2015-08-20 → 2017-06-20 · 4 obs
● 2017-06-20 09:14:52
○ 2026-03-15 19:28:32
○ 2026-08-10 22:41:46
●NSnsa.perf1.fr2026-03-15 → 2026-08-10 · 3 obs
● 2026-03-15 19:28:32
● 2026-08-10 22:41:46
●NSnsb.perf1.com2026-03-15 → 2026-08-10 · 3 obs
● 2026-03-15 19:28:32
● 2026-08-10 22:41:46
●NSnsc.perf1.com2026-03-15 → 2026-08-10 · 3 obs
● 2026-03-15 19:28:32
● 2026-08-10 22:41:46
●MXmx2.pasteur.fr2026-03-15 → 2026-08-10 · 2 obs
● 2026-08-10 22:41:46
●MXmx3.pasteur.fr2026-03-15 → 2026-08-10 · 2 obs
● 2026-08-10 22:41:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pasteur.com | nsb.perf1.com, nsc.perf1.com, nsa.perf1.fr | 4 records |
✅ Authoritative Response
Server:81.92.95.100
NS records: nsb.perf1.com, nsc.perf1.com, nsa.perf1.fr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pasteur.com (unsigned zone)
⏱️ Timing
Total: 415ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | nsc.perf1.com, nsb.perf1.com... |
| MX | 2 | mx2.pasteur.fr (pri: 10), mx3.pasteur.fr (pri: 10) |
| TXT | 3 | MS=ms20934524, Voyez plutot pasteur.fr.... |
| SOA | 1 | nsa.perf1.fr technical.nameshield.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (nsb.perf1.com, nsb.perf1.com, nsc.perf1.com...)
Analysis
Name Servers
The authoritative name servers for pasteur.com are nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr — three in total.
The name servers of pasteur.com overlap at least partially with those of other domains — among them richelieufinance.fr, cosson-environnement.fr, le(0x706f726e)bycanal.biz and two more.
These name servers commonly appear in delegations together with ns0.infravesi.com, ns1.infravesi.com, ns-cloud-e1.googledomains.com and 7 other.
nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr all resolve to exactly two IP numbers apiece: nsb.perf1.com → 81.92.95.100 and 2a01:c8:101::100; nsc.perf1.com → 152.89.172.100 and 2a09:35c0:102::100; nsa.perf1.fr → 81.92.94.100 and 2a01:c8:100::100.
Mail Servers
The MX records for pasteur.com point to two mail servers: mx2.pasteur.fr and mx3.pasteur.fr.
pasteur.com has the same mail server arrangement as a number of other domains, for example pasteur-guadeloupe.fr, pasteur.cloud, fondationpasteursuisse.ch and two more.
Both mx2.pasteur.fr and mx3.pasteur.fr have a single IP address each — mx2.pasteur.fr resolves to 157.99.45.70 while mx3.pasteur.fr resolves to 157.99.45.71.