`arqum.de`

DNSSEC	⚠️ Not signed
A	81.28.233.231^{🇩🇪 SCALEUP81.28.232.0/22 Route object for 81.28.232.0/22 Colocation Berlin}
NS	`docks12.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:12^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
		A	217.160.80.139^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks12.rzone.de`
NS	`shades08.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:135^{🇺🇸 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	`shades08.rzone.de`
		A	185.132.34.135^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades08.rzone.de`
MX	`arqum-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca27::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::1^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::2^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
		A	52.101.168.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	52.101.170.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	52.101.170.1^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	52.101.170.2^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
TXT	`google-site-verification=95Pdv3Z0SWw9JXHQze6vj6dwleIMEvmJK6HRisWDaOg`
TXT	`_cvwinyb2urdm47qkh5n0zu6r9lk8xlu`
TXT	`google-site-verification=Bn0fX6_qCI8EkQ3K_BCBhH4vkK5O8ZbB2r1tyv0aevQ`
TXT	`v=spf1 a mx include:spf.protection.outlook.com include:spf.crsend.com include...`
TXT	`atlassian-domain-verification=SxcxDW/l1Z3HQvcxUX1tPg0mouRSUH9q0Xwyf6AOaajfs9H...`
TXT	`vhn43n4g6shr377g8774sfrmxb9dwjvf`
TXT	`MS=ms31075855`
SOA	`docks12.rzone.de`hostmaster@strato-rz.de 2020-05-09 #23

`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=1785431311

Same first word

arqum.org

arqum.eu

arqum.de

arqum.es

Similar names

raqum.com

quram.com

marqu.cn

qumar.com

qumra.com

umqra.com

marqu.ee

umarq.eu

umqra.blogspot.com

aqrum.com

qraum.com

umarq.com

umarq.pl

qumra.net

marqu.de

mquar.com

qarum.com

muraq.co.jp

qruma.com

qmura.jp

qumar.net

qumra.me

DNS History

8 records (4 active, 4 former)

●NSdocks12.rzone.de2015-05-09 → 2026-07-30 · 2 obs

● 2015-05-09 12:33:08
● 2026-07-30 17:15:36

●NSshades08.rzone.de2015-05-09 → 2026-07-30 · 2 obs

● 2015-05-09 12:33:08
● 2026-07-30 17:15:36

●MXarqum-de.mail.protection.outlook.com2026-05-01 → 2026-07-30 · 3 obs

○ 2017-08-27 18:09:24
● 2026-05-01 18:07:06
● 2026-07-30 17:15:36

○MXsmtp.rzone.de2015-05-09 → 2017-08-27 · 4 obs

● 2015-05-09 12:33:08
● 2017-08-27 18:09:24
○ 2026-05-01 18:07:06
○ 2026-07-30 17:15:36

○A2a01:238:20a:202:1065::2015-05-09 → 2016-11-25 · 4 obs

● 2015-05-09 12:33:08
● 2016-11-25 05:15:12
○ 2017-08-27 18:09:24
○ 2026-07-30 17:15:36

○A81.169.145.652015-05-09 → 2016-11-25 · 4 obs

● 2015-05-09 12:33:08
● 2016-11-25 05:15:12
○ 2017-08-27 18:09:24
○ 2026-07-30 17:15:36

●A81.28.233.2312026-05-01 → 2026-07-30 · 3 obs

○ 2017-08-27 18:09:24
● 2026-05-01 18:07:06
● 2026-07-30 17:15:36

○A88.99.3.2412017-08-27 → 2017-08-27 · 4 obs

○ 2016-11-25 05:15:12
● 2017-08-27 18:09:24
○ 2026-05-01 18:07:06
○ 2026-07-30 17:15:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
arqum.de	shades08.rzone.de, docks12.rzone.de	-

✅ Authoritative Response

Server:217.160.80.139

NS records: shades08.rzone.de, docks12.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arqum.de (unsigned zone)

⏱️ Timing

Total: 772ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.28.233.231`
NS	2	`docks12.rzone.de, shades08.rzone.de`
MX	1	`arqum-de.mail.protection.outlook.com (pr`
TXT	7	`google-site-verification=Bn0fX6_qCI8EkQ3, atlassian-domain-verification=SxcxDW/l1Z...`
SOA	1	`docks12.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

arqum.de points to a single IP number: 81.28.233.231.

Name Servers

Two name servers handle the delegation for arqum.de: docks12.rzone.de and shades08.rzone.de.

arqum.de shares its name server setup with other domains, including auteurs.de, mencon.de, fsa-mettmann.de and two others.

arqum.de has at least partial name server overlap with other domains, such as noogy.de, hi-bo.de, axona.eu and two others.

shades16.rzone.de, docks14.rzone.de and shades05.rzone.de — plus 7 other name servers — are commonly paired with these name servers.

docks12.rzone.de and shades08.rzone.de both carry two IP addresses. The A records for docks12.rzone.de are 217.160.80.139 and 2001:8d8:fe:53:5747:2a74:d:12; the A records for shades08.rzone.de are 185.132.34.135 and 2607:f1c0:fe:53:185:132:34:135.

Mail Servers

arqum.de has one mail server: arqum-de.mail.protection.outlook.com.

arqum-de.mail.protection.outlook.com points to 8 IP numbers: 52.101.168.0, 52.101.170.0, 52.101.170.1 and 5 other.

arqum.de - robtex.com

arqum.de

de