`rfc821.de`

DNSSEC	🔒 Signed (DS record present)
A	`::1`
A	127.0.0.1
NS	`ns2.inwx.de` ⭐
		A	2001:67c:10b8::104^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.anycastdns.ch`
			PTR	`ns2.inwx.ch`
			PTR	`ns2.inwx.com`
			PTR	`ns2.inwx.de`
			PTR	`b.xnameserver.de`
			PTR	`ns2.inwx.es`
			PTR	`ns.domrobot.net`
		A	176.97.158.104^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.anycastdns.ch`
			PTR	`ns2.inwx.ch`
			PTR	`ns2.inwx.com`
			PTR	`ns2.inwx.de`
			PTR	`b.xnameserver.de`
			PTR	`ns2.inwx.es`
			PTR	`ns.domrobot.net`
NS	`ns.inwx.de`
		A	2001:67c:1bc::104^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.anycastdns.ch`
			PTR	`ns.inwx.ch`
			PTR	`ns.domrobot.com`
			PTR	`ns.inwx.com`
			PTR	`ns.inwx.de`
			PTR	`a.xnameserver.de`
			PTR	`ns.inwx.es`
		A	192.174.68.104^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.anycastdns.ch`
			PTR	`ns.inwx.ch`
			PTR	`ns.domrobot.com`
			PTR	`ns.inwx.com`
			PTR	`ns.inwx.de`
			PTR	`a.xnameserver.de`
			PTR	`ns.inwx.es`
NS	`ns3.inwx.eu`
		A	2a02:d500::53^{🇩🇪 INWX2a02:d500::/29}
			PTR	`c.xnameserver.de`
			PTR	`ns3.inwx.eu`
			PTR	`ns.domrobot.org`
		A	45.87.158.53^{🇩🇪 INWX45.87.158.0/23}
			PTR	`c.xnameserver.de`
			PTR	`ns3.inwx.eu`
			PTR	`ns.domrobot.org`
MX	`mail2.anonaddy.me` ⭐
		A	2a04:3544:8000:1000:e8b5:6ff:fe29:56c^{🇫🇮 UPCLOUD2a04:3544:8000::/34 -PL-WAW1-IPV6}
			PTR	`mail2.anonaddy.me`
		A	185.70.196.149^{🇵🇱 UPCLOUD185.70.196.0/22 -PL-WAW1-NET}
			PTR	`mail2.anonaddy.me`
MX	`mail.anonaddy.me`⁽²⁰⁾
		A	2a00:c6c0:0:108:3::10^{🇳🇱 Greenhost2a00:c6c0::/48}
			PTR	`mail.anonaddy.me`
		A	213.108.105.57^{🇳🇱 Greenhost213.108.104.0/21 Network}
			PTR	`mail.anonaddy.me`
TXT	`aa-verify=7cc44786c48157b7123e687f29aba6fa6170676f`
TXT	`v=spf1 include:spf.anonaddy.me -all`
SOA	`ns.inwx.de`hostmaster@inwx.de 2023-07-11 #1

`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=1777603531

Same first word

rfc821.de

rfc821.at

DNS History

21 records (7 active, 14 former)

●NSns.inwx.de2026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

○NSns1-05.azure-dns.com2017-01-06 → 2017-01-06 · 4 obs

○ 2016-07-11 10:54:02
● 2017-01-06 07:06:18
○ 2026-04-10 11:46:40
○ 2026-05-01 02:59:28

○NSns1-09.azure-dns.com2015-12-16 → 2016-07-11 · 5 obs

○ 2015-07-25 13:23:08
● 2015-12-16 10:17:26
● 2016-07-11 10:54:02
○ 2017-01-06 07:06:18
○ 2026-05-01 02:59:28

○NSns1.rfc821.de2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 13:23:08
○ 2015-12-16 10:17:26
○ 2026-05-01 02:59:28

○NSns2-05.azure-dns.net2017-01-06 → 2017-01-06 · 4 obs

○ 2016-07-11 10:54:02
● 2017-01-06 07:06:18
○ 2026-04-10 11:46:40
○ 2026-05-01 02:59:28

○NSns2-09.azure-dns.net2015-12-16 → 2016-07-11 · 5 obs

○ 2015-07-25 13:23:08
● 2015-12-16 10:17:26
● 2016-07-11 10:54:02
○ 2017-01-06 07:06:18
○ 2026-05-01 02:59:28

●NSns2.inwx.de2026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

○NSns2.rfc821.de2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 13:23:08
○ 2015-12-16 10:17:26
○ 2026-05-01 02:59:28

○NSns3-05.azure-dns.org2017-01-06 → 2017-01-06 · 4 obs

○ 2016-07-11 10:54:02
● 2017-01-06 07:06:18
○ 2026-04-10 11:46:40
○ 2026-05-01 02:59:28

○NSns3-09.azure-dns.org2015-12-16 → 2016-07-11 · 5 obs

○ 2015-07-25 13:23:08
● 2015-12-16 10:17:26
● 2016-07-11 10:54:02
○ 2017-01-06 07:06:18
○ 2026-05-01 02:59:28

●NSns3.inwx.eu2026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

○NSns4-05.azure-dns.info2017-01-06 → 2017-01-06 · 4 obs

○ 2016-07-11 10:54:02
● 2017-01-06 07:06:18
○ 2026-04-10 11:46:40
○ 2026-05-01 02:59:28

○NSns4-09.azure-dns.info2015-12-16 → 2016-07-11 · 5 obs

○ 2015-07-25 13:23:08
● 2015-12-16 10:17:26
● 2016-07-11 10:54:02
○ 2017-01-06 07:06:18
○ 2026-05-01 02:59:28

●MXmail.anonaddy.me2026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

●MXmail2.anonaddy.me2026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

○MXrfc821-de.mail.protection.outlook.com2015-07-25 → 2017-01-06 · 4 obs

● 2015-07-25 13:23:08
● 2017-01-06 07:06:18
○ 2026-04-10 11:46:40
○ 2026-05-01 02:59:28

●A::12026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

●A127.0.0.12026-04-10 → 2026-05-01 · 3 obs

○ 2017-01-06 07:06:18
● 2026-04-10 11:46:40
● 2026-05-01 02:59:28

○A191.233.93.232015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 13:23:08
○ 2015-12-16 10:17:26
○ 2026-05-01 02:59:28

○A23.102.22.2362015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 13:23:08
○ 2015-12-16 10:17:26
○ 2026-05-01 02:59:28

○A40.114.149.532016-07-11 → 2016-07-11 · 4 obs

○ 2015-12-16 10:17:26
● 2016-07-11 10:54:02
○ 2017-01-06 07:06:18
○ 2026-05-01 02:59:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rfc821.de	ns2.inwx.de, ns3.inwx.eu, ns.inwx.de	-

✅ Authoritative Response

Server:176.97.158.104

NS records: ns2.inwx.de, ns3.inwx.eu, ns.inwx.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2083ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`127.0.0.1`
AAAA	1	`::1`
NS	3	`ns.inwx.de, ns2.inwx.de...`
MX	2	`mail2.anonaddy.me (pri: 20), mail.anonaddy.me (pri: 10)`
TXT	2	`v=spf1 include:spf.anonaddy.me -all, aa-verify=7cc44786c48157b7123e687f29aba6`
SOA	1	`ns.inwx.de hostmaster.inwx.de`

Analysis

IP Addresses

rfc821.de resolves to two IP numbers: ::1 and 127.0.0.1.

Other host names, for instance 208.226.static.quadranet.com, mail.worstchase.com, 36.196.62.81.dynamic.wline.res.cust.swisscom.ch, 216.144.232.81.static.quadranet.com and 45.42.219.static.quadranet.com share IP numbers with rfc821.de.

Name Servers

rfc821.de is delegated to three name servers: ns2.inwx.de, ns.inwx.de and ns3.inwx.eu.

rfc821.de partially shares name servers with other domains; examples include eriksen.de, cybermops.com, christians-marionetten-theater.de, cinerin.com and inwx.gr.

These name servers are commonly used with ns3.inwx.de, ns4.inwx.com and ns5.inwx.net.

Host names with two IP numbers:

ns2.inwx.de points to 2001:67c:10b8::104 and 176.97.158.104.

ns.inwx.de points to 2001:67c:1bc::104 and 192.174.68.104.

ns3.inwx.eu points to 2a02:d500::53 and 45.87.158.53.

Mail Servers

rfc821.de is handled by two mail servers: mail2.anonaddy.me and mail.anonaddy.me.

rfc821.de has the same mail server setup as other domains, including kolia-ohmann.de, z4n.org, anikats.com, kish.social and nboxr.com.

rfc821.de shares some mail servers with other domains, at least partially, such as kk8.us, atylia.com, homeandkitchenworld.com, ghostnet.co.uk and bitbadger.net.

Host names with two IP numbers:

mail2.anonaddy.me points to: 2a04:3544:8000:1000:e8b5:6ff:fe29:56c and 185.70.196.149

mail.anonaddy.me points to: 2a00:c6c0:0:108:3::10 and 213.108.105.57

rfc821.de - robtex.com

rfc821.de

de

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`rfc821.de`

`de`