a.dns4.ru - robtex.com

a.dns4.ru

DNSSEC⚠️ Not signed
A91.212.229.187🇭🇰 WORLDSTREAM-191.212.229.0/24
NSa.dns4.ru ⭐ ⚠️ Not in parent delegation
A91.212.229.187🇭🇰 WORLDSTREAM-191.212.229.0/24
NSb.dns4.ru ⚠️ Not in parent delegation
A91.212.229.187🇭🇰 WORLDSTREAM-191.212.229.0/24
SOAa.dns4.ruinfo@dns4.ru 2017-08-10 #21

dns4.ru

DNSSEC⚠️ Not signed
A91.212.229.187🇭🇰 WORLDSTREAM-191.212.229.0/24
NSa.dns4.ru ⭐
NSb.dns4.ru
SOAa.dns4.ruinfo@dns4.ru 2017-08-10 #21
📈 Tranco rank: #306,778

NS for

dns4.ru
kronosplus.ru
nevskyhotel.ru
b.dns4.ru
a.dns4.ru

Previously NS for

callcentrology.ru
ns2.standsystematic.ru
mail.kawkazrg.ru
baddriplabs.ru
www.kawkazrg.ru
mail.fsinzak.ru
kawkazrg.ru
lk.kawkazrg.ru
standsystematic.ru
www.callcentrology.ru
plsh.ru
mail2.kawkazrg.ru
armenianembassy.ru

Same first word

a.video
a.domains
a.zuerich
a.co.bw
a.training
a.qh.cn
a.nm.cn
a.nf
a.theatre
a.com.gt
a.cab
a.education
a.photo
a.xyz
a.fr
a.how
a.com.uy
a.center
a.industries
a.cash
a.akamaiedge-staging.net
a.tm
a.ath.cx
a.health
a.cr
a.wtf
a.holiday
a.bot
a.direct
a.clothing
a.lu
a.gp
a.travel
a.dentist
a.zone
a.ph
a.restaurant
a.care
a.dp.ua
a.ml
a.com.ar
a.ee
a.vu
a.amsterdam
a.de
a.com.pl
a.com.ph
a.com.pk
a.at
a.co.nl
a.land
a.co.uk
a.pro
a.au
a.city
a.fo
a.cm
a.express
a.geek.nz
a.co.il
a.hu
a.akamaiedge.net
a.appspot.com
a.com.ua
a.co.nz
a.org.pe
a.doctor
a.je
a.edgekey.net
a.cc
a.kg
a.cz
a.sd.cn
a.gt
a.mk
a.business
a.st
a.wedding
a.media
a.works
a.nt.ro
a.my
a.mba
a.network
a.foundation
a.fish
a.com.do
a.biz
a.im
a.discount
a.support
a.band
a.cl
a.to
a.gd
a.net.vn
a.careers
a.parts
a.gl
a.tennis

Similar names

a.university
a.cheap
a.com.cn
a.sg
a.finance
a.mortgage
a.gift
a.tt
a.game
a.pe
a.shoes
a.deals
a.top
a.sh
a.bw
a.rgr.jp
a.farm
a.country
a.fyi
a.enterprises
a.wiki
a.day
a.co.tz
a.toys
a.taxi
a.cam
a.ie
a.gm
a.com.hr
a.co.kr
a.gov.au
a.theater
a.org.ua
a.kz
a.org.pk
a.od.ua
a.fail
a.ks.ua

DNS History

3 records (3 active, 0 former)

NSa.dns4.rub.dns4.ruA91.212.229.187
●NSa.dns4.ru2026-02-22 → 2026-05-11 · 2 obs
● 2026-02-22 12:52:42
● 2026-05-11 15:21:20
●NSb.dns4.ru2026-02-22 → 2026-05-11 · 2 obs
● 2026-02-22 12:52:42
● 2026-05-11 15:21:20
●A91.212.229.1872026-02-22 → 2026-05-11 · 2 obs
● 2026-02-22 12:52:42
● 2026-05-11 15:21:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
dns4.rua.dns4.ru, b.dns4.ru2 records

✅ Authoritative Response

Server:91.212.229.187

NS records: a.dns4.ru, b.dns4.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dns4.ru (unsigned zone)

⏱️ Timing

Total: 856ms | Queries: -

📄 Records

TypeCountSample Data
A191.212.229.187
NS2a.dns4.ru, b.dns4.ru
SOA1a.dns4.ru info.dns4.ru

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (b.dns4.ru, a.dns4.ru)

Analysis

Name Server Role

a.dns4.ru serves as the name server for dns4.ru, kronosplus.ru, nevskyhotel.ru, b.dns4.ru and a.dns4.ru.

Commonly, b.dns4.ru serves as a name server alongside a.dns4.ru.

IP Addresses

a.dns4.ru points to an IP address: 91.212.229.187.

other host names, for instance nevskyhotel.ru, b.dns4.ru, dns4.ru and kronosplus.ru share IP numbers with a.dns4.ru.

Name Servers

a.dns4.ru is delegated to two name servers: a.dns4.ru and b.dns4.ru.

a.dns4.ru uses the same name server setup as other domains, such as dns4.ru, kronosplus.ru, nevskyhotel.ru and b.dns4.ru.

Host names with a single IP

a.dns4.ru points to 91.212.229.187

b.dns4.ru points to 91.212.229.187

Host names that point to 91.212.229.187: a.dns4.ru and b.dns4.ru