lu4.su - dns.ninja
lu4.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 176.57.67.193🇧🇦 DDOS-GUARD176.57.67.0/24 | ||||||
| NS | ns1.timeweb.ru ⭐ | ||||||
| A | 2a03:6f04:dead:bee::1🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.93🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns1.timeweb.ru | ||||||
| NS | ns2.timeweb.ru | ||||||
| A | 2a03:6f04:dead:bee::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.85🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns2.timeweb.ru | ||||||
| NS | ns3.timeweb.org | ||||||
| A | 2a03:6f07:4::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 217.78.234.130🇷🇺 TimeWeb-AS217.78.234.0/24 | ||||||
| NS | ns4.timeweb.org | ||||||
| A | 2a00:65e0:6:5:232a::2🇷🇺 RETNRU-SPB-AS2a00:65e0::/32 CJSC "RetnNet" | ||||||
| A | 139.45.249.139🇷🇺 RETNRU-SPB-AS139.45.248.0/21 RETN-SPB | ||||||
| PTR | gw-139.45.249.139-rt1.km.spb.retn.ru | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 include:_spf.timeweb.ru ~all | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | ns1.timeweb.rudns@timeweb.ru 2026-04-07 #4 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650210239 | ||||||
Same first word
Similar names
DNS History
17 records (6 active, 11 former)
○NSdns1.yandex.net2015-12-16 → 2019-12-24 · 5 obs
● 2015-12-16 00:49:50
● 2019-12-24 19:25:26
○ 2026-02-27 18:10:06
○ 2026-08-17 07:37:26
○NSdns2.yandex.net2015-12-16 → 2019-12-24 · 5 obs
● 2015-12-16 00:49:50
● 2019-12-24 19:25:26
○ 2026-02-27 18:10:06
○ 2026-08-17 07:37:26
○NSns1.spaceweb.ru2015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
●NSns1.timeweb.ru2026-02-27 → 2026-08-17 · 3 obs
● 2026-02-27 18:10:06
● 2026-08-17 07:37:26
○NSns2.spaceweb.ru2015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
●NSns2.timeweb.ru2026-02-27 → 2026-08-17 · 3 obs
● 2026-02-27 18:10:06
● 2026-08-17 07:37:26
○NSns3.spaceweb.pro2015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
●NSns3.timeweb.org2026-02-27 → 2026-08-17 · 3 obs
● 2026-02-27 18:10:06
● 2026-08-17 07:37:26
○NSns4.spaceweb.pro2015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
●NSns4.timeweb.org2026-02-27 → 2026-08-17 · 3 obs
● 2026-02-27 18:10:06
● 2026-08-17 07:37:26
●MXmx.yandex.net2015-12-16 → 2026-08-17 · 6 obs
● 2015-12-16 00:49:50
● 2019-12-24 19:25:26
○ 2026-07-15 17:44:48
● 2026-08-17 07:37:24
● 2026-08-17 07:37:26
○MXmx.yandex.ru2015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
○A176.57.64.2392026-02-27 → 2026-03-31 · 5 obs
● 2026-02-27 18:10:06
● 2026-03-31 12:22:42
○ 2026-05-04 22:48:40
○ 2026-08-17 07:37:26
●A176.57.67.1932026-05-04 → 2026-08-17 · 5 obs
● 2026-05-04 22:48:40
○ 2026-07-15 17:44:48
● 2026-08-17 07:37:24
● 2026-08-17 07:37:26
○A185.53.169.222015-12-16 → 2017-02-19 · 5 obs
● 2015-12-16 00:49:50
● 2017-02-19 19:05:12
○ 2019-12-24 19:25:26
○ 2026-08-17 07:37:26
○A77.222.42.2382015-08-01 → 2015-08-01 · 3 obs
○ 2015-12-16 00:49:50
○ 2026-08-17 07:37:26
○A92.53.96.1192019-12-24 → 2019-12-24 · 4 obs
● 2019-12-24 19:25:26
○ 2026-02-27 18:10:06
○ 2026-08-17 07:37:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | 12 records |
| lu4.su | ns4.timeweb.org, ns2.timeweb.ru, ns1.timeweb.ru, ns3.timeweb.org | - |
✅ Authoritative Response
Server:139.45.249.139
NS records: ns4.timeweb.org, ns2.timeweb.ru, ns1.timeweb.ru, ns3.timeweb.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lu4.su (unsigned zone)
⏱️ Timing
Total: 2319ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.57.67.193 |
| NS | 4 | ns2.timeweb.ru, ns1.timeweb.ru... |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 2 | v=spf1 include:_spf.timeweb.ru ~all, v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (a.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...)
Analysis
IP Addresses
lu4.su has exactly one IP address — 176.57.67.193.
sso.love-dr.ru, www.citizenship-russia.ru, 1mt.ru plus two other host names have IP numbers in common with lu4.su.
Name Servers
Four name servers handle the delegation for lu4.su: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
lu4.su partially shares its NS delegation with several other domains, including xn---25-5cdaba3bwlide2ezani4u.xn--p1ai, e.d.8.2.b.3.2.0.0.0.0.0.0.0.0.0.1.0.0.0.5.0.0.0.0.0.f.6.3.0.a.2.ip6.arpa, 234.29.225.188.in-addr.arpa and two others.
ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru each carry two IP addresses. ns3.timeweb.org has 217.78.234.130 and 2a03:6f07:4::2; ns4.timeweb.org has 139.45.249.139 and 2a00:65e0:6:5:232a::2; ns1.timeweb.ru has 85.193.93.93 and 2a03:6f04:dead:bee::1; ns2.timeweb.ru has 85.193.93.85 and 2a03:6f04:dead:bee::2.
Mail Servers
lu4.su uses one mail server — mx.yandex.net.
The mail server setup of lu4.su matches that of other domains such as wstaff.ru, www.ifrog.ru, kod.tv and two others.
At least a portion of lu4.su's mail servers are also used by other domains, for example taxpolicy.ru.
The host mx.yandex.net resolves to 77.88.21.249 and 2a02:6b8::311 — two IP addresses.