optim.su - dns.ninja
optim.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 37.187.83.72🇫🇷 OVH37.187.0.0/16 | ||||||
| PTR | dns1.ru-tld.ru | ||||||
| A | 176.31.179.191🇫🇷 OVH176.31.0.0/16 ISP Paris, France | ||||||
| NS | dns1.ru-tld.ru ⭐ | ||||||
| A | 37.187.83.72🇫🇷 OVH37.187.0.0/16 | ||||||
| PTR | dns1.ru-tld.ru | ||||||
| NS | dns.ru-tld.ru | ||||||
| A | 185.108.84.20🇺🇸 LEASEWEB-NL-AMS-01185.108.84.0/23 MTND | ||||||
| PTR | dns.ru-tld.ru | ||||||
| NS | dns2.ru-tld.ru | ||||||
| A | 176.31.179.191🇫🇷 OVH176.31.0.0/16 ISP Paris, France | ||||||
| PTR | dns2.ru-tld.ru | ||||||
| TXT | eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJEb21haW5TaG9wIiwic3ViIjoiNTU1... | ||||||
| TXT | v=DMARC1; p=reject; pct=100; sp=reject; adkim=s; aspf=s; fo=1; | ||||||
| TXT | v=spf1 ip4:127.0.0.1 -all | ||||||
| SOA | dns.ru-tld.rusupport@ru-tld.ru 2014-03-22 #28 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650209589 | ||||||
Subdomains
www.optim.su |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSdns.ru-tld.ru2015-12-29 → 2026-06-24 · 3 obs
● 2015-12-29 17:08:48
● 2026-06-24 05:57:40
●NSdns1.ru-tld.ru2015-12-29 → 2026-06-24 · 3 obs
● 2015-12-29 17:08:48
● 2026-06-24 05:57:40
●NSdns2.ru-tld.ru2015-12-29 → 2026-06-24 · 3 obs
● 2015-12-29 17:08:48
● 2026-06-24 05:57:40
○NSparking1.nic.ru2015-06-04 → 2015-10-21 · 4 obs
● 2015-10-21 06:13:34
○ 2015-12-29 17:08:48
○ 2026-06-24 05:57:40
○NSparking2.nic.ru2015-06-04 → 2015-10-21 · 4 obs
● 2015-10-21 06:13:34
○ 2015-12-29 17:08:48
○ 2026-06-24 05:57:40
●A176.31.179.1912015-12-29 → 2026-06-24 · 3 obs
● 2015-12-29 17:08:48
● 2026-06-24 05:57:40
●A37.187.83.722015-12-29 → 2026-06-24 · 3 obs
● 2015-12-29 17:08:48
● 2026-06-24 05:57:40
○A91.195.240.932015-06-04 → 2015-10-21 · 4 obs
● 2015-10-21 06:13:34
○ 2015-12-29 17:08:48
○ 2026-06-24 05:57:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, f.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | 10 records |
| optim.su | dns2.ru-tld.ru, dns1.ru-tld.ru | - |
✅ Authoritative Response
Server:176.31.179.191
NS records: dns2.ru-tld.ru, dns1.ru-tld.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optim.su (unsigned zone)
⏱️ Timing
Total: 1095ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 37.187.83.72, 176.31.179.191 |
| NS | 2 | dns2.ru-tld.ru, dns1.ru-tld.ru |
| TXT | 3 | v=spf1 ip4:127.0.0.1 -all, eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ... |
| SOA | 1 | dns.ru-tld.ru support.ru-tld.ru |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
Hierarchy
optim.su is the parent zone for www.optim.su.
IP Addresses
optim.su directs to two IP numbers, 37.187.83.72 and 176.31.179.191
Additional host names — 9.sakha.net, gopa.ru, ppp-62.182.69.175.dobroe.ru and two others — share IP numbers with optim.su.
Name Servers
optim.su carries NS records delegating to dns1.ru-tld.ru, dns2.ru-tld.ru and dns.ru-tld.ru.
optim.su partially shares its NS delegation with several other domains, including j0.su, mail.nefteugansk.ru, www.avatel.ru and two others.
These name servers regularly co-occur with the name servers dns1.ru-ltd.ru, dns2.ru-ltd.ru and parking.ru-tld.ru.
dns1.ru-tld.ru points to 37.187.83.72; dns2.ru-tld.ru points to 176.31.179.191; dns.ru-tld.ru points to 185.108.84.20 — each hostname maps to exactly one IP address.