`referenceur.ch`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:5118^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9c75^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.24^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.156.117^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dion.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dion.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dion.ns.cloudflare.com`
		A	108.162.193.156^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	172.64.33.156^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	173.245.59.156^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
NS	`zoe.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c095^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zoe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2095^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zoe.ns.cloudflare.com`
		A	108.162.192.149^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	172.64.32.149^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
		A	173.245.58.149^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zoe.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c27::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
TXT	`google-site-verification=R4w5JAo2aJ4yxnwxQPU6FS8H0tPRNLm4Ca5p2V6Lspg`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.24, 172.67.156.117
		IPv6 hints	2606:4700:3037::6815:5118, 2606:4700:3037::ac43:9c75
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com
SOA	`dion.ns.cloudflare.com`dns@cloudflare.com serial=2409007749

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-07-22 #35

Same first word

referenceur.com

referenceur.net

referenceur.pro

referenceur.be

referenceur.nl

referenceur.lu

referenceur.fr

referenceur.de

referenceur.eu

referenceur.ch

DNS History

21 records (11 active, 10 former)

●NSdion.ns.cloudflare.com2026-04-01 → 2026-07-22 · 3 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-07-22 15:50:56

○NSnss.referenceur.be2018-02-01 → 2018-02-01 · 3 obs

● 2018-02-01 02:04:18
○ 2026-04-01 19:02:52
○ 2026-07-22 15:50:56

○NSnss2.referenceur.be2018-02-01 → 2018-02-01 · 3 obs

● 2018-02-01 02:04:18
○ 2026-04-01 19:02:52
○ 2026-07-22 15:50:56

●NSzoe.ns.cloudflare.com2026-04-01 → 2026-07-22 · 3 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-07-22 15:50:56

●MXalt1.aspmx.l.google.com2026-05-31 → 2026-07-22 · 3 obs

○ 2026-04-01 19:02:52
● 2026-05-31 08:30:16
● 2026-07-22 15:50:56

●MXalt2.aspmx.l.google.com2026-05-31 → 2026-07-22 · 3 obs

○ 2026-04-01 19:02:52
● 2026-05-31 08:30:16
● 2026-07-22 15:50:56

●MXalt3.aspmx.l.google.com2026-05-31 → 2026-07-22 · 3 obs

○ 2026-04-01 19:02:52
● 2026-05-31 08:30:16
● 2026-07-22 15:50:56

●MXalt4.aspmx.l.google.com2026-05-31 → 2026-07-22 · 3 obs

○ 2026-04-01 19:02:52
● 2026-05-31 08:30:16
● 2026-07-22 15:50:56

●MXaspmx.l.google.com2026-05-31 → 2026-07-22 · 3 obs

○ 2026-04-01 19:02:52
● 2026-05-31 08:30:16
● 2026-07-22 15:50:56

○MXmail.referenceur.ch2018-02-01 → 2018-02-01 · 3 obs

● 2018-02-01 02:04:18
○ 2026-04-01 19:02:52
○ 2026-07-22 15:50:56

●A104.21.81.242026-04-01 → 2026-07-22 · 6 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-06-09 09:30:10
○ 2026-06-13 07:21:14
● 2026-06-23 01:42:22
● 2026-07-22 15:50:56

●A172.67.156.1172026-04-01 → 2026-07-22 · 6 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-06-09 09:30:10
○ 2026-06-13 07:21:14
● 2026-06-23 01:42:22
● 2026-07-22 15:50:56

○A188.114.96.02026-06-13 → 2026-06-13 · 5 obs

○ 2026-04-01 19:02:52
○ 2026-06-09 09:30:10
● 2026-06-13 07:21:14
○ 2026-06-23 01:42:22
○ 2026-07-22 15:50:56

○A188.114.97.02026-06-13 → 2026-06-13 · 5 obs

○ 2026-04-01 19:02:52
○ 2026-06-09 09:30:10
● 2026-06-13 07:21:14
○ 2026-06-23 01:42:22
○ 2026-07-22 15:50:56

○A2606:4700:3036::6815:51182026-04-01 → 2026-06-23 · 7 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-06-09 09:30:10
○ 2026-06-13 07:21:14
● 2026-06-23 01:42:22
○ 2026-07-01 08:50:20
○ 2026-07-22 15:50:56

○A2606:4700:3036::ac43:9c752026-04-01 → 2026-06-23 · 7 obs

○ 2018-02-01 02:04:18
● 2026-04-01 19:02:52
● 2026-06-09 09:30:10
○ 2026-06-13 07:21:14
● 2026-06-23 01:42:22
○ 2026-07-01 08:50:20
○ 2026-07-22 15:50:56

●A2606:4700:3037::6815:51182026-07-01 → 2026-07-22 · 3 obs

○ 2026-06-23 01:42:22
● 2026-07-01 08:50:20
● 2026-07-22 15:50:56

●A2606:4700:3037::ac43:9c752026-07-01 → 2026-07-22 · 3 obs

○ 2026-06-23 01:42:22
● 2026-07-01 08:50:20
● 2026-07-22 15:50:56

○A2a06:98c1:3120::2026-06-13 → 2026-06-13 · 5 obs

○ 2026-04-01 19:02:52
○ 2026-06-09 09:30:10
● 2026-06-13 07:21:14
○ 2026-06-23 01:42:22
○ 2026-07-22 15:50:56

○A2a06:98c1:3121::2026-06-13 → 2026-06-13 · 5 obs

○ 2026-04-01 19:02:52
○ 2026-06-09 09:30:10
● 2026-06-13 07:21:14
○ 2026-06-23 01:42:22
○ 2026-07-22 15:50:56

○A46.101.152.2312018-02-01 → 2018-02-01 · 3 obs

● 2018-02-01 02:04:18
○ 2026-04-01 19:02:52
○ 2026-07-22 15:50:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	e.nic.ch, d.nic.ch, b.nic.ch, f.nic.ch...	-
referenceur.ch	zoe.ns.cloudflare.com, dion.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.156

NS records: zoe.ns.cloudflare.com, dion.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for referenceur.ch (unsigned zone)

⏱️ Timing

Total: 692ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.156.117, 104.21.81.24`
AAAA	2	`2606:4700:3037::6815:5118, 2606:4700:3037::ac43:9c75`
NS	2	`dion.ns.cloudflare.com, zoe.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=R4w5JAo2aJ4yxnw, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dion.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

referenceur.ch points to the four IP addresses 104.21.81.24, 172.67.156.117, 2606:4700:3037::6815:5118 and 2606:4700:3037::ac43:9c75.

Additional host names — 50fly.com, driverfilesdownload.com, slottica.com.br and two others — share IP numbers with referenceur.ch.

Name Servers

referenceur.ch is served by two delegated name servers, dion.ns.cloudflare.com and zoe.ns.cloudflare.com.

referenceur.ch shares its name server setup with other domains, including drgitapatel.com, bienesraicesdesonora.com, wilsonenergy.co.uk and two others.

There is at least partial name server overlap between referenceur.ch and other domains — maryzlebanesecuisine.com, velthorinexa.com, dhakadistributions.com and two more among them.

These name servers frequently co-occur with the name servers aiden.ns.cloudflare.com and josephine.ns.cloudflare.com.

Host names with 6 IP numbers:

dion.ns.cloudflare.com carries IP addresses 108.162.193.156, 172.64.33.156 and 173.245.59.156, with 3 other addresses beyond those.

zoe.ns.cloudflare.com carries IP addresses 108.162.192.149, 172.64.32.149 and 173.245.58.149, with 3 other addresses beyond those.

Mail Servers

referenceur.ch has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

referenceur.ch shares mail servers — at least in part — with other domains, including ballpointmarketing.com, ns500758.ns500758.ns500759.ns500759.ns500758.ns500698.ns500698.ns500736.ns500735.ns500698.ns500708.ns500698.ns500619.ns500698.ns500686.ns500652.ns500619.trackreceptor.com, ns500754.ns500731.ns500731.ns500742.ns500671.ns500704.ns500704.ns500671.ns500688.ns500649.ns500291.ns500291.ns500131.lustychickser.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com maps to two IP addresses — 172.253.63.26 and 2607:f8b0:4004:c27::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.

referenceur.ch - robtex.com

referenceur.ch

ch

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`referenceur.ch`

`ch`