f-security.net - robtex.com

f-security.net

DNSSEC⚠️ Not signed
A85.131.209.112🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16571.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-164.defastlink.net
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-170.defastlink.net
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-226.defastlink.net
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-230.defastlink.net
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-218.defastlink.net
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-220.defastlink.net
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXsmtp.google.com ⭐
A2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32
PTRdz-in-f26.1e100.net
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A142.250.101.26🇺🇸 Google142.250.101.0/24
PTRdz-in-f26.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
TXTv=spf1 +a:sv16571.xserver.jp +a:f-security.net +mx include:spf.sender.xserver...
SOAns1.xserver.jproot@xserver.jp serial=0

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291465

Same first word

f-security.jp
f-security.org
f-security.net

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns01.ai-hosting.netns02.ai-hosting.netns1.hddcloud.netns2.hddcloud.netMXsmtp.google.commail.f-security.netA85.131.209.112160.16.199.170210.129.147.78
○NSns01.ai-hosting.net2015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 01:59:58
○ 2015-10-31 08:49:32
○ 2026-03-22 17:09:48
○NSns02.ai-hosting.net2015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 01:59:58
○ 2015-10-31 08:49:32
○ 2026-03-22 17:09:48
○NSns1.hddcloud.net2016-11-29 → 2017-06-25 · 5 obs
○ 2015-10-31 08:49:32
● 2016-11-29 06:35:38
● 2017-06-25 23:36:50
○ 2026-02-20 19:29:14
○ 2026-03-22 17:09:48
●NSns1.xserver.jp2026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
○NSns2.hddcloud.net2016-11-29 → 2017-06-25 · 5 obs
○ 2015-10-31 08:49:32
● 2016-11-29 06:35:38
● 2017-06-25 23:36:50
○ 2026-02-20 19:29:14
○ 2026-03-22 17:09:48
●NSns2.xserver.jp2026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
●NSns3.xserver.jp2026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
●NSns4.xserver.jp2026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
●NSns5.xserver.jp2026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
○MXmail.f-security.net2015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 01:59:58
○ 2015-10-31 08:49:32
○ 2026-03-22 17:09:48
●MXsmtp.google.com2026-02-20 → 2026-03-22 · 3 obs
○ 2015-10-31 08:49:32
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48
○A160.16.199.1702016-11-29 → 2017-06-25 · 5 obs
○ 2015-10-31 08:49:32
● 2016-11-29 06:35:38
● 2017-06-25 23:36:50
○ 2026-02-20 19:29:14
○ 2026-03-22 17:09:48
○A210.129.147.782015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 01:59:58
○ 2015-10-31 08:49:32
○ 2026-03-22 17:09:48
●A85.131.209.1122026-02-20 → 2026-03-22 · 3 obs
○ 2017-06-25 23:36:50
● 2026-02-20 19:29:14
● 2026-03-22 17:09:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neth.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...-
f-security.netns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server: 157.112.182.220

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f-security.net (unsigned zone)

⏱️ Timing

Total: 2792ms | Queries: -

📄 Records

TypeCountSample Data
A185.131.209.112
NS5ns3.xserver.jp, ns4.xserver.jp...
MX1smtp.google.com (pri: 1)
TXT1v=spf1 +a:sv16571.xserver.jp +a:f-securi
SOA1ns1.xserver.jp root.xserver.jp

Analysis

IP Addresses

f-security.net points to a single IP number: 85.131.209.112.

Other host names, for instance www.sca.ac.jp, host.firstcabin.org, www.tenkin-asahikawa.jp, dayservice-itsuki.jp and kawai-publishing.jp share IP numbers with f-security.net.

Name Servers

f-security.net is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

f-security.net shares name servers with other domains at least partially, for instance sdc-shinjuku.com, btf-life.com, a1mbs.xsrv.jp, yutabusiness.com and daimarulog.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26.

ns3.xserver.jp points to: 202.226.36.247.

Mail Servers

The mail server for f-security.net is smtp.google.com.

f-security.net shares the same mail server setup as other domains, including chaoscontrolbookkeeping.com, drrip.com, cumacbookings.com, clcenfield.org and paintitblank.de.

f-security.net shares some mail servers with other domains, including recilock.cl, effydeal.com.tw, omgroup.edu.in, erenio.com and udineseclub.com.

these mail servers are commonly used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Hostname smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.