`slb.ch`

DNSSEC	⚠️ Not signed
A	149.126.4.62^{🇨🇭 CYON149.126.0.0/21 cyon GmbH}
		PTR	`s053.cyon.net`
NS	`dns3.swisscom.com` ⭐
		A	193.222.76.54^{🇨🇭 SWISSCOM193.222.64.0/19 Swisscom IT Services AG - 193.222.64.0/19 CH-SWISSCOM-ITS-193-222}
			PTR	`dns3.swisscom.com`
NS	`dns1.swisscom.com`
		A	138.190.34.196^{🇨🇭 SWISSCOM138.190.0.0/16 Provider:Swisscom IP-Plus}
			PTR	`dns1.swisscom.com`
NS	`dns2.swisscom.com`
		A	138.190.34.204^{🇨🇭 SWISSCOM138.190.0.0/16 Provider:Swisscom IP-Plus}
			PTR	`dns2.swisscom.com`
MX	`mail10.swisscom.com` ⭐
		A	138.188.176.225^{🇨🇭 SWISSCOM138.188.0.0/16 Swisscom IP-Plus}
			PTR	`mail.swisscom.com`
MX	`mail.swisscom.com`⁽²⁰⁾
		A	138.188.176.225^{🇨🇭 SWISSCOM138.188.0.0/16 Swisscom IP-Plus}
			PTR	`mail.swisscom.com`
		A	138.188.184.33^{🇨🇭 SWISSCOM138.188.0.0/16 Swisscom IP-Plus}
			PTR	`mail.swisscom.com`
MX	`mail20.swisscom.com`⁽²⁰⁾
		A	138.188.184.33^{🇨🇭 SWISSCOM138.188.0.0/16 Swisscom IP-Plus}
			PTR	`mail.swisscom.com`
TXT	`swisssign-check=YTnjl041LJ3GXfDj0AIHyHWdiRQ`
TXT	`swisssign-check=JX6xM7dvaEfK8be8jiAm062XfuI`
TXT	`swisssign-check=BNqvxKo7VIMWpx4LY8eXbcsFtM4`
TXT	`atlassian-domain-verification=d3TMS2bkn8q36J/dmk8B1gEc/KatobBAdJf3TyXBorbc6Is...`
TXT	`swisssign-check=xAv4ywVZU7LN7O_2f2tJdZFXksU`
TXT	`MS=ms56399028`
TXT	`v=spf1 include:spf.swisscom.com ~all`
TXT	`swisssign-check=pq0cPi2eNYe4S7d-XHHUOj0BJwc`
TXT	`swisssign-check=85mY7MTF4kNPgsUwrGCs7WxiYa8`
SOA	`dns3.swisscom.com`admin\@dns.swisscom.com serial=7437

`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 2026-06-12 #6

Same first word

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slb.co.za

slb.eu

slb.ac.id

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slb.com.br

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Similar names

bls.pl

lsb.com.ua

lbs.com.my

sbl.nl

sbl.email

sbl.lt

bsl.it

lbs.ch

sbl.nu

sbl.in

bsl.io

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sbl.at

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bsl.nyc

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bsl.co.jp

lbs.cz

bsl.cc

bsl.cn

lbs.co.il

bsl.com.mx

lbs.pw

sbl.pl

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bls.mx

bsl.media

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bls.it

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lbs.dk

lsb.ru

lbs.at

bls.spb.ru

bsl.dev

bsl.today

lbs.ac.uk

lbs.ac.at

lbs.com.tw

bls.ie

bls.co.za

lbs.pt

bls.dk

lbs.li

sbl.io

lsb.photography

lsb.uk.com

lbs.edu.hk

lsb.co.uk

sbl.ca

sbl.mn

bls.ua

bsl.kz

lbs.cn

bls.sk

sbl.se

lbs.in

lbs.sg

bsl.org

sbl.cz

lsb.nrw

bsl.pt

bsl.qc.ca

lsb.com.vn

sbl.agency

lbs.ru

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lbs.im

bls.education

lsb.mba

lbs.mx

bsl.ch

lsb.gov.la

lsb.ca

sbl.es

lsb.no

lsb.in

bls.com

DNS History

7 records (7 active, 0 former)

●NSdns1.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●NSdns2.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●NSdns3.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●MXmail.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●MXmail10.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●MXmail20.swisscom.com2026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

●A149.126.4.622026-06-08 → 2026-06-12 · 2 obs

● 2026-06-08 05:11:54
● 2026-06-12 01:36:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
slb.ch	dns3.swisscom.com, dns2.swisscom.com, dns1.swisscom.com	-

✅ Authoritative Response

Server:138.190.34.196

NS records: dns3.swisscom.com, dns2.swisscom.com, dns1.swisscom.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slb.ch (unsigned zone)

⏱️ Timing

Total: 3022ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`149.126.4.62`
NS	3	`dns1.swisscom.com, dns2.swisscom.com...`
MX	3	`mail20.swisscom.com (pri: 20), mail10.swisscom.com (pri: 20)...`
TXT	9	`atlassian-domain-verification=d3TMS2bkn8, MS=ms56399028...`
SOA	1	`dns3.swisscom.com admin\.dns.swisscom.co`

Analysis

IP Addresses

slb.ch resolves to one IP address: 149.126.4.62.

abctaxi7.ch, rinke.fr, elmor.com and two other host names share IP numbers with slb.ch.

Name Servers

Three name servers are authoritative for slb.ch: dns1.swisscom.com, dns2.swisscom.com and dns3.swisscom.com.

slb.ch partially shares its NS delegation with several other domains, including axa-horizon.com, swisscom.ai, axawinterthur.agency and two others.

The name servers ns1.ip-plus.net, ns2.ip-plus.net, ns213.scs-ns.net and ns214.scs-ns.net are often found in use alongside these name servers.

Three hostnames, one IP address apiece: dns1.swisscom.com resolves to 138.190.34.196, dns2.swisscom.com resolves to 138.190.34.204 and dns3.swisscom.com resolves to 193.222.76.54.

Mail Servers

slb.ch uses three mail servers — mail10.swisscom.com, mail20.swisscom.com and mail.swisscom.com.

slb.ch has at least partial mail server overlap with other domains such as tkbnews.ch, cep.clientis.ch, cke.clientis.ch and two more.

Hostnames that resolve to two IP addresses:

mail.swisscom.com maps to two IP addresses — 138.188.176.225 and 138.188.184.33.

Host names with one IP number:

mail10.swisscom.com points to the IP address 138.188.176.225.

mail20.swisscom.com points to the IP address 138.188.184.33.

These two host names — mail.swisscom.com and mail10.swisscom.com — each point to 138.188.176.225 IP addresses.

These two host names — mail.swisscom.com and mail20.swisscom.com — each point to 138.188.184.33 IP addresses.

slb.ch - robtex.com

slb.ch

ch

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`slb.ch`

`ch`