recursive.ch - dns.ninja

`recursive.ch`

DNSSEC	⚠️ Not signed
A	2a01:4f8:212:1719::27^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`44v.hostinglogin.net`
A	136.243.225.183^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
NS	`ns1.syhost.ch` ⭐ ⚠️ Not in parent delegation
		A	2001:8d8:fe:53:217:160:80:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.de`
		A	217.160.80.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns1.cyhost.ch` ⚠️ Not in zone NS records
		A	2001:8d8:fe:53:217:160:80:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.de`
		A	217.160.80.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns2.cyhost.ch` ⚠️ Not in zone NS records
		A	2001:8d8:fe:53:217:160:81:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.biz`
		A	217.160.81.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns2.syhost.ch` ⚠️ Not in parent delegation
		A	2001:8d8:fe:53:217:160:81:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.biz`
		A	217.160.81.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns3.cyhost.ch` ⚠️ Not in zone NS records
		A	2607:f1c0:fe:53:185:132:35:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.org`
		A	185.132.35.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
NS	`ns3.syhost.ch` ⚠️ Not in parent delegation
		A	2607:f1c0:fe:53:185:132:35:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.org`
		A	185.132.35.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
NS	`ns4.cyhost.ch` ⚠️ Not in zone NS records
		A	2607:f1c0:fe:53:185:132:34:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.com`
		A	185.132.34.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
NS	`ns4.syhost.ch` ⚠️ Not in parent delegation
		A	2607:f1c0:fe:53:185:132:34:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.com`
		A	185.132.34.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
MX	`mail.recursive.ch` ⭐
		A	2a01:4f8:212:1719::27^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.183^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
MX	`44v.hostinglogin.net`⁽²⁰⁾
		A	2a01:4f8:212:1719::27^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	2a01:4f8:212:1719::28^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	2a01:4f8:212:1719::29^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	2a01:4f8:212:1719::30^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	2a01:4f8:212:1719::31^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`44v.hostinglogin.net`
		A	2a01:4f8:212:1719::37^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	136.243.56.57^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.183^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.184^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.185^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.186^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
		A	136.243.225.187^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`44v.hostinglogin.net`
TXT	`v=spf1 a mx include:44v.hostinglogin.net -all`
SOA	`ns1.syhost.ch`support@syhost.ch 2019-01-15 #0

`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 2026-07-20 #25

Subdomains

mail.recursive.ch

Same first word

recursive.ch

recursive.at

recursive.design

recursive.systems

recursive.ca

recursive.de

recursive.net.nz

recursive.biz

recursive.codes

recursive.digital

recursive.org

recursive.ie

recursive.eu

recursive.co.jp

recursive.be

recursive.nl

recursive.cc

recursive.com.au

recursive.com

recursive.house

recursive.me

recursive.cn

recursive.io

recursive.net

recursive.co

recursive.fr

recursive.dev

recursive.ru

recursive.pro

recursive.games

Similar names

DNS History

14 records (12 active, 2 former)

●NSns1.cyhost.ch2015-07-12 → 2026-07-20 · 2 obs

● 2015-07-12 12:04:52
● 2026-07-20 10:55:28

●NSns1.syhost.ch2026-02-15 → 2026-07-20 · 3 obs

○ 2015-07-12 12:04:52
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

●NSns2.cyhost.ch2015-07-12 → 2026-07-20 · 2 obs

● 2015-07-12 12:04:52
● 2026-07-20 10:55:28

●NSns2.syhost.ch2026-02-15 → 2026-07-20 · 3 obs

○ 2015-07-12 12:04:52
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

●NSns3.cyhost.ch2015-07-12 → 2026-07-20 · 2 obs

● 2015-07-12 12:04:52
● 2026-07-20 10:55:28

●NSns3.syhost.ch2026-02-15 → 2026-07-20 · 3 obs

○ 2015-07-12 12:04:52
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

●NSns4.cyhost.ch2015-07-12 → 2026-07-20 · 2 obs

● 2015-07-12 12:04:52
● 2026-07-20 10:55:28

●NSns4.syhost.ch2026-02-15 → 2026-07-20 · 3 obs

○ 2015-07-12 12:04:52
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

○MX44.eedomain.net2015-07-12 → 2017-06-13 · 4 obs

● 2015-07-12 12:04:52
● 2017-06-13 14:36:42
○ 2026-02-15 16:43:58
○ 2026-07-20 10:55:28

●MX44v.hostinglogin.net2026-02-15 → 2026-07-20 · 3 obs

○ 2017-06-13 14:36:42
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

●MXmail.recursive.ch2015-07-12 → 2026-07-20 · 2 obs

● 2015-07-12 12:04:52
● 2026-07-20 10:55:28

●A136.243.225.1832026-02-15 → 2026-07-20 · 3 obs

○ 2017-06-13 14:36:42
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

○A176.9.106.442015-07-12 → 2017-06-13 · 4 obs

● 2015-07-12 12:04:52
● 2017-06-13 14:36:42
○ 2026-02-15 16:43:58
○ 2026-07-20 10:55:28

●A2a01:4f8:212:1719::272026-02-15 → 2026-07-20 · 3 obs

○ 2017-06-13 14:36:42
● 2026-02-15 16:43:58
● 2026-07-20 10:55:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, e.nic.ch, b.nic.ch, d.nic.ch...	-
recursive.ch	ns2.cyhost.ch, ns3.cyhost.ch, ns4.cyhost.ch, ns1.cyhost.ch	-

✅ Authoritative Response

Server:217.160.81.161

NS records: ns2.cyhost.ch, ns3.cyhost.ch, ns4.cyhost.ch, ns1.cyhost.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for recursive.ch (unsigned zone)

⏱️ Timing

Total: 1257ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.243.225.183`
AAAA	1	`2a01:4f8:212:1719::27`
NS	4	`ns1.syhost.ch, ns2.syhost.ch...`
MX	2	`44v.hostinglogin.net (pri: 20), mail.recursive.ch (pri: 10)`
TXT	1	`v=spf1 a mx include:44v.hostinglogin.net`
SOA	1	`ns1.syhost.ch support.syhost.ch`

Analysis

Hierarchy

recursive.ch serves as the parent of mail.recursive.ch.

IP Addresses

recursive.ch resolves to the IP addresses 136.243.225.183 and 2a01:4f8:212:1719::27

Two other host names, along with mail.recursive.ch, mail.beaches-lakesides.com and balance-of-life.ch, also share IP numbers with recursive.ch.

Name Servers

recursive.ch carries NS records listing 8 name servers — ns1.cyhost.ch, ns2.cyhost.ch, ns3.cyhost.ch and 5 others.

recursive.ch has at least partial name server overlap with other domains, such as the-adventures.ch, fixl.at, beckel.ch and two others.

The name servers ns1.syhost.ch, ns2.syhost.ch, ns3.syhost.ch and two others are commonly seen in use alongside these name servers.

Host names that have two IP addresses:

The A records for ns1.cyhost.ch return 217.160.80.161 and 2001:8d8:fe:53:217:160:80:161.

The A records for ns2.cyhost.ch return 217.160.81.161 and 2001:8d8:fe:53:217:160:81:161.

The A records for ns3.cyhost.ch return 185.132.35.161 and 2607:f1c0:fe:53:185:132:35:161.

The A records for ns4.cyhost.ch return 185.132.34.161 and 2607:f1c0:fe:53:185:132:34:161.

The A records for ns1.syhost.ch return 217.160.80.161 and 2001:8d8:fe:53:217:160:80:161.

The A records for ns2.syhost.ch return 217.160.81.161 and 2001:8d8:fe:53:217:160:81:161.

The A records for ns3.syhost.ch return 185.132.35.161 and 2607:f1c0:fe:53:185:132:35:161.

The A records for ns4.syhost.ch return 185.132.34.161 and 2607:f1c0:fe:53:185:132:34:161.

ns1.cyhost.ch and ns1.syhost.ch each have 2001:8d8:fe:53:217:160:80:161 IP addresses.

ns1.cyhost.ch and ns1.syhost.ch each have 217.160.80.161 IP addresses.

ns2.cyhost.ch and ns2.syhost.ch each have 2001:8d8:fe:53:217:160:81:161 IP addresses.

ns2.cyhost.ch and ns2.syhost.ch each have 217.160.81.161 IP addresses.

ns3.cyhost.ch and ns3.syhost.ch each have 2607:f1c0:fe:53:185:132:35:161 IP addresses.

ns3.cyhost.ch and ns3.syhost.ch each have 185.132.35.161 IP addresses.

ns4.cyhost.ch and ns4.syhost.ch each have 2607:f1c0:fe:53:185:132:34:161 IP addresses.

ns4.cyhost.ch and ns4.syhost.ch each have 185.132.34.161 IP addresses.

Mail Servers

recursive.ch is served by two mail servers, mail.recursive.ch and 44v.hostinglogin.net.

There is at least a partial MX overlap between recursive.ch and other domains, including turnplus.ch, ekam.ch, hauptbild.de and two others.

These mail servers tend to be used in combination with the mail servers mail.turnplus.ch and mail.ekam.ch.

DNS names with 12 IP addresses:

44v.hostinglogin.net maps to 136.243.56.57, 136.243.225.183, 136.243.225.184 and 9 additional IP addresses.

Host names that have two IP addresses:

The A records for mail.recursive.ch return 136.243.225.183 and 2a01:4f8:212:1719::27.

44v.hostinglogin.net and mail.recursive.ch each have 2a01:4f8:212:1719::27 IP addresses.

44v.hostinglogin.net and mail.recursive.ch each have 136.243.225.183 IP addresses.