`sernftal.ch`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:3259^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9fa1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.89^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.161^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`grannbo.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2696^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c296^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grannbo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2296^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grannbo.ns.cloudflare.com`
		A	108.162.194.150^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	162.159.38.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	172.64.34.150^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
NS	`trevor.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trevor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c39a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`trevor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:239a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`trevor.ns.cloudflare.com`
		A	108.162.195.154^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trevor.ns.cloudflare.com`
		A	162.159.44.154^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trevor.ns.cloudflare.com`
		A	172.64.35.154^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trevor.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.89, 172.67.159.161
		IPv6 hints	2606:4700:3033::6815:3259, 2606:4700:3035::ac43:9fa1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOA	`grannbo.ns.cloudflare.com`dns@cloudflare.com serial=2399313947

`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 2026-04-12 #5

Same first word

sernftal.ch

Similar names

lernsaft.com

fenstral.pl

transfel.com

ernflats.com

flensart.com

flanster.com

lernsaft.de

lafstern.org

arnsfelt.com

fernlast.de

ralfsnet.de

transfel.cl

arnsfelt.dk

saltfern.com

frentals.com

fsrental.cn

transfel.es

franstel.com

sfrental.com

DNS History

11 records (6 active, 5 former)

●NSgrannbo.ns.cloudflare.com2026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

○NSns.ch-meta.net2015-08-02 → 2017-05-14 · 4 obs

● 2015-08-02 13:55:56
● 2017-05-14 05:57:00
○ 2026-04-09 14:06:20
○ 2026-04-12 01:05:52

○NSns2.ch-meta.net2015-08-02 → 2017-05-14 · 4 obs

● 2015-08-02 13:55:56
● 2017-05-14 05:57:00
○ 2026-04-09 14:06:20
○ 2026-04-12 01:05:52

○NSns3.ch-meta.net2015-08-02 → 2017-05-14 · 4 obs

● 2015-08-02 13:55:56
● 2017-05-14 05:57:00
○ 2026-04-09 14:06:20
○ 2026-04-12 01:05:52

●NStrevor.ns.cloudflare.com2026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

○MXmail.sernftal.ch2015-08-02 → 2017-05-14 · 4 obs

● 2015-08-02 13:55:56
● 2017-05-14 05:57:00
○ 2026-04-09 14:06:20
○ 2026-04-12 01:05:52

●A104.21.50.892026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

●A172.67.159.1612026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

●A2606:4700:3033::6815:32592026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

●A2606:4700:3035::ac43:9fa12026-04-09 → 2026-04-12 · 3 obs

○ 2017-05-14 05:57:00
● 2026-04-09 14:06:20
● 2026-04-12 01:05:52

○A80.74.146.902015-08-02 → 2017-05-14 · 4 obs

● 2015-08-02 13:55:56
● 2017-05-14 05:57:00
○ 2026-04-09 14:06:20
○ 2026-04-12 01:05:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
sernftal.ch	grannbo.ns.cloudflare.com, trevor.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.154

NS records: grannbo.ns.cloudflare.com, trevor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sernftal.ch (unsigned zone)

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.50.89, 172.67.159.161`
AAAA	2	`2606:4700:3033::6815:3259, 2606:4700:3035::ac43:9fa1`
NS	2	`grannbo.ns.cloudflare.com, trevor.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`grannbo.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

sernftal.ch points to four IP numbers: 2606:4700:3033::6815:3259, 2606:4700:3035::ac43:9fa1, 104.21.50.89 and 172.67.159.161.

For instance, other host names name8.cn, dezavonpri.sbs, ys5544.com, vastfd.com and gracegrimes.com share IP numbers with sernftal.ch.

Name Servers

sernftal.ch is delegated to two name servers: grannbo.ns.cloudflare.com and trevor.ns.cloudflare.com.

sernftal.ch uses the same name server setup as other domains such as shop-audifort.com, en-us--nervecalm.us, us-usa-en-nervecalm.com, bischofalp.ch and picseed.com.

sernftal.ch shares name servers with other domains at least partially, for example avecplaisir.org, sgremote.works, autopoststock.com, ok1958.com and en-vitalpumpxl.com.

These name servers are often used together with the name servers barbara.ns.cloudflare.com, linda.ns.cloudflare.com, kay.ns.cloudflare.com, dexter.ns.cloudflare.com and viddy.ns.cloudflare.com.

Host names with six IP numbers: host name grannbo.ns.cloudflare.com points to: 2606:4700:50::a29f:2696, 2803:f800:50::6ca2:c296, 2a06:98c1:50::ac40:2296, 108.162.194.150, 162.159.38.150 and 172.64.34.150; host name trevor.ns.cloudflare.com points to: 2606:4700:58::a29f:2c9a, 2803:f800:50::6ca2:c39a, 2a06:98c1:50::ac40:239a, 108.162.195.154, 162.159.44.154 and 172.64.35.154.

sernftal.ch - robtex.com

sernftal.ch

ch

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`sernftal.ch`

`ch`