ns1.firstdev.ru - dns.ninja

ns1.firstdev.ru

DNSSECโš ๏ธ Not signed
A91.240.87.248๐Ÿ‡ท๐Ÿ‡บ RU-JSCIOT91.240.86.0/23

firstdev.ru

DNSSECโš ๏ธ Not signed
A91.240.87.248๐Ÿ‡ท๐Ÿ‡บ RU-JSCIOT91.240.86.0/23
NSns1.firstdev.ru โญ
NSns2.firstdev.ru
MXns1.firstdev.ru โญ
TXT115b8369-5a08-4d5b-8b3c-acaedcf07cc4
TXTv=spf1 ip4:37.46.129.186 a:smtp.fvds.ru -all
SOAns1.firstdev.ruhostmaster@firstdev.ru 2026-05-25 #3
๐Ÿ“ˆ Tranco rank: #557,445

PTR for

NS for

MX for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A91.240.87.248
โ—A91.240.87.2482026-08-08 โ†’ 2026-08-08 ยท 2 obs
โ— 2026-08-08 11:46:46
โ— 2026-08-08 18:34:46

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
ruc.tld-servers.ru, d.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net...-
firstdev.runs1.firstdev.ru, ns2.firstdev.ru2 records

โœ… Authoritative Response

Server:91.240.87.248

NS records: ns1.firstdev.ru, ns2.firstdev.ru

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for firstdev.ru (unsigned zone)

โฑ๏ธ Timing

Total: 673ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A191.240.87.248

๐Ÿ“Œ Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.firstdev.ru, ns2.firstdev.ru)

Analysis

Name Server Role

The DNS delegation for firstdev.ru includes ns1.firstdev.ru as a name server.

As name servers, ns2.firstdev.ru and ns1.firstdev.ru are often found together.

Mail Server Role

firstdev.ru uses ns1.firstdev.ru as a mail server.

IP Addresses

ns1.firstdev.ru resolves to one IP address: 91.240.87.248.

Further host names like firstdev.ru and zhuko.ff.fvds.ru overlap in IP numbers with ns1.firstdev.ru.