`a2a-online.com`

DNSSEC	⚠️ Not signed
A	85.13.129.12^{🇩🇪 NMM-AS85.13.129.0/24 Neue Medien Muennich}
		PTR	`dd47010.kasserver.com`
NS	`ns3.kasserver.com` ⭐
		A	85.13.128.2^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns3.kasserver.com`
NS	`ns4.kasserver.com`
		A	85.13.140.2^{🇩🇪 NMM-AS85.13.140.0/24 Neue Medien Muennich}
			PTR	`ns4.kasserver.com`
MX	`v079435.kasserver.com` ⭐
		A	85.13.129.12^{🇩🇪 NMM-AS85.13.129.0/24 Neue Medien Muennich}
			PTR	`dd47010.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns3.kasserver.com`hostmaster@kasserver.com serial=2603021113

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777075381

Same first word

a2a-online.com

a2a-online.ch

DNS History

6 records (4 active, 2 former)

●NSns3.kasserver.com2015-06-04 → 2026-04-25 · 2 obs

● 2015-06-04 11:22:36
● 2026-04-25 00:18:06

●NSns4.kasserver.com2015-06-04 → 2026-04-25 · 2 obs

● 2015-06-04 11:22:36
● 2026-04-25 00:18:06

○MXmail.a2a-online.com2015-06-04 → 2016-08-07 · 3 obs

● 2015-06-04 11:22:36
● 2016-08-07 03:59:58
○ 2026-04-25 00:18:06

●MXv079435.kasserver.com2026-04-25 → 2026-04-25 · 2 obs

○ 2016-08-07 03:59:58
● 2026-04-25 00:18:06

●A85.13.129.122026-04-25 → 2026-04-25 · 2 obs

○ 2016-08-07 03:59:58
● 2026-04-25 00:18:06

○A85.13.146.912015-06-04 → 2016-08-07 · 3 obs

● 2015-06-04 11:22:36
● 2016-08-07 03:59:58
○ 2026-04-25 00:18:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
a2a-online.com	ns3.kasserver.com, ns4.kasserver.com	2 records

✅ Authoritative Response

Server:85.13.128.2

NS records: ns3.kasserver.com, ns4.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a2a-online.com (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.129.12`
NS	2	`ns3.kasserver.com, ns4.kasserver.com`
MX	1	`v079435.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns3.kasserver.com hostmaster.kasserver.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.kasserver.com, ns4.kasserver.com)

Analysis

IP Addresses

a2a-online.com resolves to a single IP: 85.13.129.12.

Other host names, for instance w01a3da1.kasserver.com, ubbo-kruse.de, w012d0bc.kasserver.com, w01a3d63.kasserver.com and kloepferkeller.at share IP numbers with a2a-online.com.

Name Servers

a2a-online.com has two name servers: ns3.kasserver.com and ns4.kasserver.com.

a2a-online.com shares the same name server setup as other domains, for example simon-elektro.de, lernhilfezentrum-neuss.de, i2sys.de, sms-tools.com and zoglauer.info.

a2a-online.com shares name servers with other domains to some extent, for example koepp.biz and findedeineklasse.ch.

Host names with a single IP:

ns3.kasserver.com points to 85.13.128.2

ns4.kasserver.com points to 85.13.140.2

Mail Servers

a2a-online.com is handled by a single mail server, v079435.kasserver.com.

Host name v079435.kasserver.com points to IP 85.13.129.12.

a2a-online.com - robtex.com

a2a-online.com

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