NSLIST.NET - 121.31.194.in-addr.arpa
Search for IP or hostnames:
121.31.194.in-addr.arpa checked at 2025-10-31T11:29:27.252Z 1270ms 93/93/93 100% R:18121.31.194.in-addr.arpa
| MX | mx01.hornetsecurity.com | ||||||
| A | 94.100.132.8🇩🇪 MK-NETZDIENSTE-AS | ||||||
| PTR | mx01.hornetsecurity.com | ||||||
| MX | mx02.hornetsecurity.com | ||||||
| A | 94.100.136.8🇩🇪 SSERV-AS | ||||||
| PTR | mx02.hornetsecurity.com | ||||||
| MX | mx03.hornetsecurity.com | ||||||
| A | 94.100.134.8🇩🇪 NCORE-AS | ||||||
| PTR | mx03.hornetsecurity.com | ||||||
| MX | mx04.hornetsecurity.com | ||||||
| A | 94.100.136.7🇩🇪 SSERV-AS | ||||||
| PTR | mx04.hornetsecurity.com | ||||||
| NS | ns1.vodafone-ip.de | ||||||
| A | 145.253.2.19🇩🇪 VODANET | ||||||
| PTR | ns1.vodafone-ip.de | ||||||
| NS | ns2.vodafone-ip.de | ||||||
| A | 145.253.2.80🇩🇪 VODANET | ||||||
| PTR | ns2.vodafone-ip.de | ||||||
| NS | auth4.dns.cogentco.com | ||||||
| A | 2001:978:1:a::d 🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth4.dns.cogentco.com | ||||||
| A | 80.245.32.74🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth4.dns.cogentco.com | ||||||
| NS | auth5.dns.cogentco.com | ||||||
| A | 2001:978:1:b::d 🇺🇸 Cogent Communications, Inc. | ||||||
| PTR | auth5.dns.cogentco.com | ||||||
| A | 80.91.64.50🇪🇸 Cogent Communications, Inc. | ||||||
| PTR | auth5.dns.cogentco.com | ||||||
31.194.in-addr.arpa
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Starts with same word
Starts similarily
AI analysis
121.31.194.in-addr.arpa is a parent of 20.121.31.194.in-addr.arpa and 21.121.31.194.in-addr.arpa.
121.31.194.in-addr.arpa is delegated to four name servers: ns1.vodafone-ip.de, ns2.vodafone-ip.de, auth4.dns.cogentco.com and auth5.dns.cogentco.com.
121.31.194.in-addr.arpa at least partially shares name servers with other domains, for instance vodahone.de, iesy.tv, 1.94.78.in-addr.arpa, iet-solutions.at and 207.3.134.in-addr.arpa.
These name servers are commonly used alongside ns3.vodafone-ip.de, auth1.dns.cogentco.com, auth2.dns.cogentco.com and ext-ns1.columbia.edu.
Two IP numbers per host:
Host auth4.dns.cogentco.com points to 2001:978:1:a::d and 80.245.32.74.
Host auth5.dns.cogentco.com points to 2001:978:1:b::d and 80.91.64.50.
One IP number per host:
Host ns1.vodafone-ip.de points to 145.253.2.19.
Host ns2.vodafone-ip.de points to 145.253.2.80.
121.31.194.in-addr.arpa is handled by four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.
121.31.194.in-addr.arpa shares mail servers with other domains at least in part, for instance becherer.com, rikutec.de, amtechdiy.com, bvm-versicherungsmakler.de and acefat.com. 
Host names with a single IP address
mx01.hornetsecurity.com points to 94.100.132.8
mx02.hornetsecurity.com points to 94.100.136.8
mx03.hornetsecurity.com points to 94.100.134.8
mx04.hornetsecurity.com points to 94.100.136.7