`bookbridge.de`

DNSSEC	⚠️ Not signed
A	85.13.135.101^{🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich}
		PTR	`dd13526.kasserver.com`
NS	`ns5.kasserver.com` ⭐
		A	85.13.128.3^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns5.kasserver.com`
NS	`ns3.ai-dns.de`
		A	168.119.5.244^{🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC}
			PTR	`static.244.5.119.168.clients.your-server.de`
NS	`ns5.name-server-kas.de`
		A	85.13.181.181^{🇩🇪 NMM-AS85.13.181.0/24 Neue Medien Muennich}
			PTR	`85-13-181-181-static.kasserver.com`
NS	`ns6.kasserver.com`
		A	85.13.159.101^{🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich}
			PTR	`ns6.kasserver.com`
MX	`w00f4015.kasserver.com` ⭐
		A	85.13.135.101^{🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich}
			PTR	`dd13526.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512081438

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1771291602

Same first word

bookbridge.ch

bookbridge.spb.ru

bookbridge.ru

bookbridge.org

bookbridge.com

bookbridge.net

Similar names

bigredbook.info

DNS History

8 records (6 active, 2 former)

●NSns3.ai-dns.de2026-03-06 → 2026-03-06 · 3 obs

○ 2015-06-28 06:24:20
● 2026-03-06 19:28:04
● 2026-03-06 19:28:08

●NSns5.kasserver.com2015-06-28 → 2026-03-06 · 2 obs

● 2015-06-28 06:24:20
● 2026-03-06 19:28:08

●NSns5.name-server-kas.de2026-03-06 → 2026-03-06 · 3 obs

○ 2015-06-28 06:24:20
● 2026-03-06 19:28:04
● 2026-03-06 19:28:08

●NSns6.kasserver.com2015-06-28 → 2026-03-06 · 2 obs

● 2015-06-28 06:24:20
● 2026-03-06 19:28:08

○MXmail.bookbridge.de2015-06-28 → 2016-12-05 · 4 obs

● 2015-06-28 06:24:20
● 2016-12-05 05:19:48
○ 2017-08-19 16:04:12
○ 2026-03-06 19:28:08

●MXw00f4015.kasserver.com2017-08-19 → 2026-03-06 · 3 obs

○ 2016-12-05 05:19:48
● 2017-08-19 16:04:12
● 2026-03-06 19:28:08

●A85.13.135.1012026-03-06 → 2026-03-06 · 3 obs

○ 2017-08-19 16:04:12
● 2026-03-06 19:28:04
● 2026-03-06 19:28:08

○A85.13.139.1852015-06-28 → 2017-08-19 · 4 obs

● 2015-06-28 06:24:20
● 2017-08-19 16:04:12
○ 2026-03-06 19:28:04
○ 2026-03-06 19:28:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
bookbridge.de	ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de, ns6.kasserver.com	2 records

✅ Authoritative Response

Server: 85.13.159.101

NS records: ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bookbridge.de (unsigned zone)

⏱️ Timing

Total: 1441ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.135.101`
NS	4	`ns6.kasserver.com, ns5.kasserver.com...`
MX	1	`w00f4015.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.ai-dns.de, ns5.name-server-kas.de)

Analysis

IP Addresses

bookbridge.de points to a single IP: 85.13.135.101.

Other host names, for instance w0129fa3.kasserver.com, w01aa1ea.kasserver.com, ph-service.com, koeln-nrw.de and cfd-ag.eu share IP numbers with bookbridge.de.

Name Servers

bookbridge.de's delegation is handled by four name servers: ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de.

bookbridge.de partially shares name servers with other domains; examples include loeken-architekten.de, septcon.de, gothic-xxl.de, froettis.de and vineyard-ll.de.

These name servers are often used with the name servers a-dns-service.de and ns3.kas-dns-server.de.

Host names with one IP:

ns5.kasserver.com points to 85.13.128.3

ns6.kasserver.com points to 85.13.159.101

ns3.ai-dns.de points to 168.119.5.244

ns5.name-server-kas.de points to 85.13.181.181

Mail Servers

bookbridge.de is handled by a single mail server, w00f4015.kasserver.com.

bookbridge.de uses the same mail server setup as other domains, for example bookbridge.ch.

w00f4015.kasserver.com points to a single IP: 85.13.135.101.

bookbridge.de - robtex.com

bookbridge.de

de