lastoptimist.ru - robtex.com

lastoptimist.ru

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:3280🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:a33a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.128Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.163.58🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarmfazh.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A2803:f800:50::6ca2:c368🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarmfazh.ns.cloudflare.com
A2a06:98c1:50::ac40:2368🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarmfazh.ns.cloudflare.com
A108.162.195.104🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A162.159.44.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A172.64.35.104🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
NSsarah.ns.cloudflare.com
A2606:4700:50::a29f:26da🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A2803:f800:50::6ca2:c2da🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsarah.ns.cloudflare.com
A2a06:98c1:50::ac40:22da🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsarah.ns.cloudflare.com
A108.162.194.218🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A162.159.38.218Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A172.64.34.218🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.50.128, 172.67.163.58
IPv6 hints2606:4700:3037::6815:3280, 2606:4700:3037::ac43:a33a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=4, name=cloudflare-ech.com
SOAarmfazh.ns.cloudflare.comdns@cloudflare.com serial=2407920696

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSc.tld-servers.ru
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4069873

Same first word

lastoptimist.ru

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSarmfazh.ns.cloudflare.comsarah.ns.cloudflare.comns1.mastername.runs2.mastername.ruMXmx.yandex.ruA104.21.50.128172.67.163.582606:4700:3037::6815:32802606:4700:3037::ac43:a33a137.117.197.182606:4700:3031::ac43:a33a2606:4700:3036::6815:3280
●NSarmfazh.ns.cloudflare.com2026-04-02 → 2026-08-05 · 3 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-08-05 06:17:46
○NSns1.mastername.ru2015-07-23 → 2017-06-19 · 4 obs
● 2015-07-23 22:11:26
● 2017-06-19 20:10:50
○ 2026-04-02 03:34:24
○ 2026-08-05 06:17:46
○NSns2.mastername.ru2015-07-23 → 2017-06-19 · 4 obs
● 2015-07-23 22:11:26
● 2017-06-19 20:10:50
○ 2026-04-02 03:34:24
○ 2026-08-05 06:17:46
●NSsarah.ns.cloudflare.com2026-04-02 → 2026-08-05 · 3 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-08-05 06:17:46
○MXmx.yandex.ru2015-07-23 → 2017-06-19 · 4 obs
● 2015-07-23 22:11:26
● 2017-06-19 20:10:50
○ 2026-04-02 03:34:24
○ 2026-08-05 06:17:46
●A104.21.50.1282026-04-02 → 2026-08-05 · 3 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-08-05 06:17:46
○A137.117.197.182015-07-23 → 2017-06-19 · 4 obs
● 2015-07-23 22:11:26
● 2017-06-19 20:10:50
○ 2026-04-02 03:34:24
○ 2026-08-05 06:17:46
●A172.67.163.582026-04-02 → 2026-08-05 · 3 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-08-05 06:17:46
○A2606:4700:3031::ac43:a33a2026-04-02 → 2026-05-30 · 5 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-05-30 04:37:24
○ 2026-06-29 16:00:02
○ 2026-08-05 06:17:46
○A2606:4700:3036::6815:32802026-04-02 → 2026-05-30 · 5 obs
○ 2017-06-19 20:10:50
● 2026-04-02 03:34:24
● 2026-05-30 04:37:24
○ 2026-06-29 16:00:02
○ 2026-08-05 06:17:46
●A2606:4700:3037::6815:32802026-06-29 → 2026-08-05 · 3 obs
○ 2026-05-30 04:37:24
● 2026-06-29 16:00:02
● 2026-08-05 06:17:46
●A2606:4700:3037::ac43:a33a2026-06-29 → 2026-08-05 · 3 obs
○ 2026-05-30 04:37:24
● 2026-06-29 16:00:02
● 2026-08-05 06:17:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
lastoptimist.rusarah.ns.cloudflare.com, armfazh.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.104

NS records: sarah.ns.cloudflare.com, armfazh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lastoptimist.ru (unsigned zone)

⏱️ Timing

Total: 608ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.163.58, 104.21.50.128
AAAA22606:4700:3037::6815:3280, 2606:4700:3037::ac43:a33a
NS2armfazh.ns.cloudflare.com, sarah.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1armfazh.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

lastoptimist.ru resolves to four IP addresses: 104.21.50.128, 172.67.163.58, 2606:4700:3037::6815:3280 and 2606:4700:3037::ac43:a33a.

Two other host names, along with sxcjhq5085.kotolup.com, fosa.com.tr and bg5t.gratishosting.cl, also share IP numbers with lastoptimist.ru.

Name Servers

lastoptimist.ru is delegated to two name servers: armfazh.ns.cloudflare.com and sarah.ns.cloudflare.com.

lastoptimist.ru shares its NS records with other domains, for example hyundai-energoservice.ru, vdclip.com, qwiky.ru and two others.

lastoptimist.ru has at least partial name server overlap with other domains, such as vickstrix.com, farragutanimated.com, 3478g.top and two others.

It is common to find these name servers paired with the name servers violet.ns.cloudflare.com.

DNS names with 6 IP addresses:

armfazh.ns.cloudflare.com resolves to 108.162.195.104, 162.159.44.104, 172.64.35.104 and 3 other IP addresses.

sarah.ns.cloudflare.com resolves to 108.162.194.218, 162.159.38.218, 172.64.34.218 and 3 other IP addresses.