simonduffey.ch - robtex.com

simonduffey.ch

DNSSEC🔒 Signed (DS record present)
A2606:4700:3030::ac43:bdf7🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:59a5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.89.165Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.189.247🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A2803:f800:50::6ca2:c070🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemma.ns.cloudflare.com
A2a06:98c1:50::ac40:2070🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemma.ns.cloudflare.com
A108.162.192.112🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A172.64.32.112🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A173.245.58.112🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
NSridge.ns.cloudflare.com
A2606:4700:58::a29f:2c8b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRridge.ns.cloudflare.com
A2803:f800:50::6ca2:c38b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRridge.ns.cloudflare.com
A2a06:98c1:50::ac40:238b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRridge.ns.cloudflare.com
A108.162.195.139🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRridge.ns.cloudflare.com
A162.159.44.139Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRridge.ns.cloudflare.com
A172.64.35.139🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRridge.ns.cloudflare.com
MXmta-gw.infomaniak.ch ⭐
A2001:1600:0:aaaa::1:3🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA
PTRmx01.infomaniak.ch
A2001:1600:0:aaaa::1:4🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA
PTRmx02.infomaniak.ch
A83.166.143.57🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA
PTRmx01.infomaniak.ch
A83.166.143.58🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA
PTRmx02.infomaniak.ch
MXroute3.mx.cloudflare.net(15)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(54)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute1.mx.cloudflare.net(98)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 include:spf.infomaniak.ch ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.89.165, 172.67.189.247
IPv62606:4700:3030::ac43:bdf7, 2606:4700:3036::6815:59a5
SOAemma.ns.cloudflare.comdns@cloudflare.com serial=2397692887

ch

DNSSEC🔒 Signed (DS record present)
NSa.nic.ch ⭐ 🔒
NSb.nic.ch 🔒
NSd.nic.ch 🔒
NSe.nic.ch 🔒
NSf.nic.ch 🔒
SOAa.nic.chdns-operation@switch.ch 2026-02-17 #2

DNS History

10 records (10 active, 0 former)

NSemma.ns.cloudflare.comridge.ns.cloudflare.comMXmta-gw.infomaniak.chroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.89.165172.67.189.2472606:4700:3030::ac43:bdf72606:4700:3036::6815:59a5
●NSemma.ns.cloudflare.com2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●NSridge.ns.cloudflare.com2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●MXmta-gw.infomaniak.ch2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●MXroute1.mx.cloudflare.net2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●MXroute2.mx.cloudflare.net2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●MXroute3.mx.cloudflare.net2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●A104.21.89.1652026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●A172.67.189.2472026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●A2606:4700:3030::ac43:bdf72026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50
●A2606:4700:3036::6815:59a52026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 01:49:48
● 2026-03-01 01:49:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cha.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...-
simonduffey.chridge.ns.cloudflare.com, emma.ns.cloudflare.com-

✅ Authoritative Response

Server: 172.64.35.139

NS records: ridge.ns.cloudflare.com, emma.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.89.165, 172.67.189.247
AAAA22606:4700:3030::ac43:bdf7, 2606:4700:3036::6815:59a5
NS2emma.ns.cloudflare.com, ridge.ns.cloudflare.com
MX4route3.mx.cloudflare.net (pri: 15), mta-gw.infomaniak.ch (pri: 5)...
TXT1v=spf1 include:spf.infomaniak.ch ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emma.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

simonduffey.ch resolves to four IPs: 2606:4700:3030::ac43:bdf7, 2606:4700:3036::6815:59a5, 104.21.89.165 and 172.67.189.247.

Other host names such as ecva.cn, piranusa.com, www.vanna24.ru, cniicentr.ru and kozmoskreatif.com share IP numbers with simonduffey.ch.

Name Servers

simonduffey.ch is delegated to two name servers: emma.ns.cloudflare.com and ridge.ns.cloudflare.com.

simonduffey.ch uses the same name server configuration as other domains, such as tropicanathemusical.com, festivaloffun.sg, oceaniko.com and ured365.com.

At least part of the name servers for simonduffey.ch are shared with other domains, for instance 830380.com, heilnull.info, freemeteo.ru, cryptosuper.io and greentreemotors.com.

These name servers are commonly used alongside leif.ns.cloudflare.com and mona.ns.cloudflare.com.

Host names with six IP numbers:

emma.ns.cloudflare.com points to: 2606:4700:50::adf5:3a70, 2803:f800:50::6ca2:c070, 2a06:98c1:50::ac40:2070, 108.162.192.112, 172.64.32.112 and 173.245.58.112.

ridge.ns.cloudflare.com points to: 2606:4700:58::a29f:2c8b, 2803:f800:50::6ca2:c38b, 2a06:98c1:50::ac40:238b, 108.162.195.139, 162.159.44.139 and 172.64.35.139.

Mail Servers

simonduffey.ch is handled by four mail servers: mta-gw.infomaniak.ch, route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

simonduffey.ch shares at least some mail servers with other domains, for example contact-(0x787878).com, raleighhoodcleaningpros.com, get.rt.ht, xfile.me and healthhousekc.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

Host names with four IP numbers:

mta-gw.infomaniak.ch points to 2001:1600:0:aaaa::1:3, 2001:1600:0:aaaa::1:4, 83.166.143.57 and 83.166.143.58.

IPs in each group increase by 3.