usa4u.ru - robtex.com

usa4u.ru

DNSSEC⚠️ Not signed
A2a03:6f00:1::5c35:600d🇷🇺 TimeWeb-AS2a03:6f00:1::/48 TIMEWEB-v6-48-1
PTRvh374.timeweb.ru
A92.53.96.13🇷🇺 TimeWeb-AS92.53.96.0/24
NSns1.timeweb.ru ⭐
A2a03:6f04:dead:bee::1🇷🇺 TimeWeb-AS2a03:6f00::/29
A85.193.93.93🇵🇱 TimeWeb-AS85.193.93.0/24
PTRns1.timeweb.ru
NSns2.timeweb.ru
A2a03:6f04:dead:bee::2🇷🇺 TimeWeb-AS2a03:6f00::/29
A85.193.93.85🇵🇱 TimeWeb-AS85.193.93.0/24
PTRns2.timeweb.ru
NSns3.timeweb.org
A2a03:6f07:4::2🇷🇺 TimeWeb-AS2a03:6f00::/29
A217.78.234.130🇷🇺 TimeWeb-AS217.78.234.0/24
NSns4.timeweb.org
A2a00:65e0:6:5:232a::2🇷🇺 RETNRU-SPB-AS2a00:65e0::/32 CJSC "RetnNet"
A139.45.249.139🇷🇺 RETNRU-SPB-AS139.45.248.0/21 RETN-SPB
PTRgw-139.45.249.139-rt1.km.spb.retn.ru
MXmx1.timeweb.ru ⭐
A2a03:6f00:3::5c35:742f🇷🇺 TimeWeb-AS2a03:6f00:3::/48 TIMEWEB-v6-48-3
PTRmx1.timeweb.ru
A92.53.116.47🇷🇺 TimeWeb-AS92.53.116.0/24
PTRmx1.timeweb.ru
MXmx2.timeweb.ru ⭐
A2a03:6f00:3::5c35:7433🇷🇺 TimeWeb-AS2a03:6f00:3::/48 TIMEWEB-v6-48-3
PTRmx2.timeweb.ru
A92.53.116.51🇷🇺 TimeWeb-AS92.53.116.0/24
PTRmx2.timeweb.ru
TXTv=spf1 include:_spf.timeweb.ru ~all
SOAns1.timeweb.rudns@timeweb.ru serial=20102021

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4068872

Same first word

usa4u.ru
usa4u.org
usa4u.com

Similar names

sau4u.co.za
aus4u.com

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSns1.timeweb.runs2.timeweb.runs3.timeweb.orgns4.timeweb.orgns.vseved.runs4-cloud.nic.runs4-l2.nic.runs8-cloud.nic.runs8-l2.nic.ruMXmx1.timeweb.rumx2.timeweb.ru85.21.30.210.usa4u.ruA2a03:6f00:1::5c35:600d92.53.96.132a03:6f00:1::5c35:60a192.53.126.1292.53.96.161
○NSns.vseved.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
●NSns1.timeweb.ru2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
●NSns2.timeweb.ru2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
●NSns3.timeweb.org2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
○NSns4-cloud.nic.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
○NSns4-l2.nic.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
●NSns4.timeweb.org2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
○NSns8-cloud.nic.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
○NSns8-l2.nic.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
○MX85.21.30.210.usa4u.ru2015-06-20 → 2016-04-25 · 4 obs
● 2015-06-20 21:23:44
● 2016-04-25 03:49:30
○ 2016-12-22 18:26:10
○ 2026-05-14 07:45:32
●MXmx1.timeweb.ru2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
●MXmx2.timeweb.ru2016-12-22 → 2026-05-14 · 3 obs
○ 2016-04-25 03:49:30
● 2016-12-22 18:26:10
● 2026-05-14 07:45:32
●A2a03:6f00:1::5c35:600d2026-05-14 → 2026-05-14 · 3 obs
○ 2018-09-20 07:58:52
● 2026-05-14 07:45:30
● 2026-05-14 07:45:32
○A2a03:6f00:1::5c35:60a12016-12-22 → 2018-09-20 · 5 obs
○ 2016-01-28 19:50:58
● 2016-12-22 18:26:10
● 2018-09-20 07:58:52
○ 2026-05-14 07:45:30
○ 2026-05-14 07:45:32
○A92.53.126.122015-06-20 → 2015-11-09 · 4 obs
● 2015-06-20 21:23:44
● 2015-11-09 06:00:48
○ 2016-01-28 19:50:58
○ 2026-05-14 07:45:32
●A92.53.96.132026-05-14 → 2026-05-14 · 3 obs
○ 2018-09-20 07:58:52
● 2026-05-14 07:45:30
● 2026-05-14 07:45:32
○A92.53.96.1612016-01-28 → 2018-09-20 · 5 obs
○ 2015-11-09 06:00:48
● 2016-01-28 19:50:58
● 2018-09-20 07:58:52
○ 2026-05-14 07:45:30
○ 2026-05-14 07:45:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rue.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...-
usa4u.runs3.timeweb.org, ns2.timeweb.ru, ns1.timeweb.ru, ns4.timeweb.org2 records

✅ Authoritative Response

Server:217.78.234.130

NS records: ns3.timeweb.org, ns2.timeweb.ru, ns1.timeweb.ru, ns4.timeweb.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usa4u.ru (unsigned zone)

⏱️ Timing

Total: 3975ms | Queries: -

📄 Records

TypeCountSample Data
A192.53.96.13
AAAA12a03:6f00:1::5c35:600d
NS4ns3.timeweb.org, ns4.timeweb.org...
MX2mx1.timeweb.ru (pri: 10), mx2.timeweb.ru (pri: 10)
TXT1v=spf1 include:_spf.timeweb.ru ~all
SOA1ns1.timeweb.ru dns.timeweb.ru

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.timeweb.ru, ns1.timeweb.ru)

Analysis

IP Addresses

usa4u.ru points to two IPs: 2a03:6f00:1::5c35:600d and 92.53.96.13.

Other host names including parus-modelism.ru, kamgo.ru, lscrm.ru, english4u.ru and incase72.ru share IP numbers with usa4u.ru.

Name Servers

usa4u.ru is delegated to four name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.

usa4u.ru at least partially shares name servers with other domains, including elitonia.ru, sport-proff.ru, maxler.ru, crimea-sunny.ru and altamedplus.ru.

Hosts with two IP numbers:

Host ns3.timeweb.org points to 2a03:6f07:4::2 and 217.78.234.130

Host ns4.timeweb.org points to 2a00:65e0:6:5:232a::2 and 139.45.249.139

Host ns1.timeweb.ru points to 2a03:6f04:dead:bee::1 and 85.193.93.93

Host ns2.timeweb.ru points to 2a03:6f04:dead:bee::2 and 85.193.93.85

Mail Servers

usa4u.ru is handled by two mail servers: mx1.timeweb.ru and mx2.timeweb.ru.

usa4u.ru shares its mail server setup with other domains, including xn--80abgdfsun2bq.xn--p1ai, kavesan.com, viaandrock.ru, dentalscope.ru and narkolog-tula034.ru.

usa4u.ru shares some mail servers with other domains, for example teachntouch.com and pokroyka.ru.

Host names with two IPs:

mx1.timeweb.ru points to: 2a03:6f00:3::5c35:742f and 92.53.116.47

mx2.timeweb.ru points to: 2a03:6f00:3::5c35:7433 and 92.53.116.51