it-science.ru - robtex.com
it-science.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.129.197.185🇷🇺 TimeWeb-AS5.129.197.0/24 | ||||||
| PTR | it-science.ru | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| A | 2a03:6f07:4::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 217.78.234.130🇷🇺 TimeWeb-AS217.78.234.0/24 | ||||||
| NS | ns4.timeweb.org ⚠️ Not in parent delegation | ||||||
| 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 | mail.it-science.ru(20) | ||||||
| TXT | v=spf1 a mx ip4:5.129.197.185 -all | ||||||
| SOA | ns1.timeweb.rudns@timeweb.ru serial=44 | ||||||
ru
| 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=4069739 | ||||||
PTR for
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSns1.it-science.ru2017-07-15 → 2017-07-15 · 3 obs
○ 2026-07-25 05:51:08
○ 2026-07-25 05:51:12
●NSns1.timeweb.ru2026-07-25 → 2026-07-25 · 3 obs
● 2026-07-25 05:51:08
● 2026-07-25 05:51:12
○NSns2.it-science.ru2017-07-15 → 2017-07-15 · 3 obs
○ 2026-07-25 05:51:08
○ 2026-07-25 05:51:12
●NSns2.timeweb.ru2026-07-25 → 2026-07-25 · 3 obs
● 2026-07-25 05:51:08
● 2026-07-25 05:51:12
●NSns3.timeweb.org2026-07-25 → 2026-07-25 · 3 obs
● 2026-07-25 05:51:08
● 2026-07-25 05:51:12
●NSns4.timeweb.org2026-07-25 → 2026-07-25 · 3 obs
● 2026-07-25 05:51:08
● 2026-07-25 05:51:12
○NSsoftfuture.ru2017-07-15 → 2017-07-15 · 3 obs
○ 2026-07-25 05:51:08
○ 2026-07-25 05:51:12
●MXmail.it-science.ru2017-07-15 → 2026-07-25 · 2 obs
● 2026-07-25 05:51:12
●A5.129.197.1852026-07-25 → 2026-07-25 · 3 obs
● 2026-07-25 05:51:08
● 2026-07-25 05:51:12
○A5.63.153.1842017-07-15 → 2017-07-15 · 3 obs
○ 2026-07-25 05:51:08
○ 2026-07-25 05:51:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | c.tld-servers.ru, f.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net... | - |
| it-science.ru | ns1.timeweb.ru, ns2.timeweb.ru | 2 records |
✅ Authoritative Response
Server:85.193.93.93
NS records: ns1.timeweb.ru, ns2.timeweb.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for it-science.ru (unsigned zone)
⏱️ Timing
Total: 647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.129.197.185 |
| NS | 4 | ns1.timeweb.ru, ns4.timeweb.org... |
| MX | 2 | mail.it-science.ru (pri: 20), mail.it-science.ru (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:5.129.197.185 -all |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.timeweb.ru, ns1.timeweb.ru)
Analysis
IP Addresses
it-science.ru resolves to just one IP address, 5.129.197.185.
Name Servers
The NS records for it-science.ru point to four name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
it-science.ru partially shares its NS delegation with several other domains, including izhdvorec.ru, 46.93.193.85.in-addr.arpa, rpkbk.ru 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
The sole mail server for it-science.ru is mail.it-science.ru.