netsurf.sk - robtex.com

netsurf.sk

DNSSEC🔒 Signed (DS record present)
A51.75.150.21🇫🇷 OVH51.75.0.0/16
PTRmail.jursoft.cz
NSns2.gransy.com ⭐
A2001:19f0:6801:474:5400:1ff:fec5:8efb🇫🇷 AS-VULTR2001:19f0:6800::/38 Vultr Assigned Prefix
A2001:19f0:7401:81e0:5400:1ff:fec5:8ef6🇬🇧 AS-VULTR2001:19f0:7400::/38 Vultr Assigned Prefix
A95.179.192.121🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix
PTR95.179.192.121.vultrusercontent.com
A217.16.185.221🇨🇿 VSHOSTING217.16.176.0/20 III.
PTRns2.gransy.com
A217.69.4.49🇫🇷 AS-VULTR217.69.0.0/20 Vultr Assigned Prefix
PTR217.69.4.49.vultrusercontent.com
NSns.gransy.com ⚠️ Not in parent delegation
A2001:19f0:5001:1caf:5400:1ff:fec5:8d50🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix
A45.76.90.43🇩🇪 AS-VULTR45.76.80.0/20 Vultr Assigned Prefix
PTR45.76.90.43.vultrusercontent.com
A77.78.104.149🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT
PTRns.gransy.com
A95.179.136.180🇳🇱 AS-VULTR95.179.128.0/20 Vultr Assigned Prefix
PTR95.179.136.180.vultrusercontent.com
NSns3.gransy.com
A2a02:750:7::2e7🇸🇪 GLESYS2a02:750::/29
PTR2a02-750-7--2e7-static.glesys.net
A2a02:750:8::32🇳🇱 GLESYS2a02:750:8::/48 GleSYS AB
PTR2a02-750-8--32-static.glesys.net
A46.21.100.103🇳🇱 GLESYS46.21.100.0/24 GleSYS AB
PTR46-21-100-103-static.glesys.net
A77.78.126.35🇨🇿 CASABLANCA-AS77.78.124.0/22 Casablanca INT
A109.74.7.71🇸🇪 GLESYS109.74.0.0/20
PTR109-74-7-71-static.glesys.net
NSns4.gransy.com
A2001:19f0:5401:69b:5400:1ff:fec5:8f3f🇺🇸 AS-VULTR2001:19f0:5400::/38 Vultr Assigned Prefix
A2a00:1a28:2010:1::89🇳🇴 GLESYS2a00:1a28::/32 Portlane Network
PTR2a00-1a28-2010-1--89-static.glesys.net
A66.42.94.136🇺🇸 AS-VULTR66.42.80.0/20 Vultr Assigned Prefix
PTR66.42.94.136.vultrusercontent.com
A80.67.7.209🇳🇴 GLESYS80.67.0.0/20 Portlane Network
PTR80-67-7-209-static.glesys.net
NSns5.gransy.com
A2a02:750:5::538🇸🇪 GLESYS2a02:750::/29
PTR2a02-750-5--538-static.glesys.net
A31.192.227.223🇸🇪 GLESYS31.192.224.0/21
PTR31-192-227-223-static.glesys.net
SOAns.gransy.comroot@gransy.com serial=2783500845

sk

DNSSEC🔒 Signed (DS record present)
NSm.tld.sk ⭐
NSe.tld.sk
NSf.tld.sk
NSg.tld.sk
NSh.tld.sk
SOAm.tld.skhostmaster@sk-nic.sk serial=2018577416

Same first word

netsurf.ne.jp
netsurf.eu
netsurf.us
netsurf.ru
netsurf.co.hu
netsurf.com
netsurf.com.hk
netsurf.org
netsurf.de
netsurf.tw
netsurf.uk
netsurf.net
netsurf.bg
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netsurf.at
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netsurf.monster
netsurf.hu
netsurf.ad.jp

Similar names

runfest.cz
nufster.com
surfnet.eu
rusneft.org
surfnet.ai
funrest.cn
runfest.it
surfnet.com.au
furnest.com
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surfnet.sk
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rusneft.com
surfnet.co.ke
funster.mobi
sunfert.net
surfnet.us
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fursten.com.ar
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usfrent.com
surfnet.frl
surfnet.no
runfest.ro
funster.ca
surfnet.cn
tensurf.com
surfnet.net
funters.com.au
funster.de
restfun.com
sunfert.cn
surfnet.fi
surfnet.fr
rusneft.ru
surfent.com
surfnet.tv
runfest.com
fursten.com
ufrents.com
funster.info
sunfert.com
funster.net
neftrus.ru
sunfert.ch
funster.fi
surfnet.nl
surfnet.org
surfnet.com.br
seurtfn.cv
surfnet.ru
tresfun.de
surfnet.ca
furnest.net
surfnet.co
surfnet.cz
surfnet.ne.jp
funster.xyz
surfnet.at
truenfs.com

DNS History

7 records (6 active, 1 former)

201820192020202120222023202420252026NSns.gransy.comns2.gransy.comns3.gransy.comns4.gransy.comns5.gransy.comA51.75.150.2188.86.116.26
●NSns.gransy.com2017-02-19 → 2026-07-14 · 2 obs
● 2017-02-19 03:47:40
● 2026-07-14 10:08:00
●NSns2.gransy.com2017-02-19 → 2026-07-14 · 2 obs
● 2017-02-19 03:47:40
● 2026-07-14 10:08:00
●NSns3.gransy.com2017-02-19 → 2026-07-14 · 2 obs
● 2017-02-19 03:47:40
● 2026-07-14 10:08:00
●NSns4.gransy.com2017-02-19 → 2026-07-14 · 2 obs
● 2017-02-19 03:47:40
● 2026-07-14 10:08:00
●NSns5.gransy.com2017-02-19 → 2026-07-14 · 2 obs
● 2017-02-19 03:47:40
● 2026-07-14 10:08:00
●A51.75.150.212026-06-13 → 2026-07-14 · 3 obs
○ 2017-02-19 03:47:40
● 2026-06-13 04:07:02
● 2026-07-14 10:08:00
○A88.86.116.262017-02-19 → 2017-02-19 · 3 obs
● 2017-02-19 03:47:40
○ 2026-06-13 04:07:02
○ 2026-07-14 10:08:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ske.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk8 records
netsurf.skns3.gransy.com, ns2.gransy.com, ns4.gransy.com, ns.gransy.com-

✅ Authoritative Response

Server:46.21.100.103

NS records: ns3.gransy.com, ns2.gransy.com, ns4.gransy.com, ns.gransy.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 582ms | Queries: -

📄 Records

TypeCountSample Data
A151.75.150.21
NS5ns2.gransy.com, ns.gransy.com...
SOA1ns.gransy.com root.gransy.com

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (e.tld.sk, e.tld.sk, f.tld.sk...)

Analysis

IP Addresses

netsurf.sk resolves to just one IP address, 51.75.150.21.

Two other host names, along with navstevnost.cz, mail.jursoft.cz and jursoft.cz, also share IP numbers with netsurf.sk.

Name Servers

netsurf.sk delegates to five name servers: ns2.gransy.com, ns3.gransy.com, ns4.gransy.com and two others.

netsurf.sk has at least partial name server overlap with other domains, such as forcesecurity.cz, infosluzba.cz, zvysenivykonu.cz and two others.

The name servers ns5.gransy.com, ns.gransy.com, ns2.internetserver.cz and two others are commonly seen in use alongside these name servers.

Host names directing to five IP addresses:

ns2.gransy.com has four IP addresses — 95.179.192.121, 217.16.185.221, 217.69.4.49 and two others.

ns3.gransy.com has four IP addresses — 46.21.100.103, 77.78.126.35, 109.74.7.71 and two others.

Host names that resolve to four IP numbers:

ns4.gransy.com has four IP addresses: 66.42.94.136, 80.67.7.209, 2001:19f0:5401:69b:5400:1ff:fec5:8f3f and 2a00:1a28:2010:1::89.

ns.gransy.com has four IP addresses: 45.76.90.43, 77.78.104.149, 95.179.136.180 and 2001:19f0:5001:1caf:5400:1ff:fec5:8d50.

Host names that have two IP addresses:

ns5.gransy.com directs traffic to 31.192.227.223 and 2a02:750:5::538.