`sofortbanking.de`

DNSSEC	⚠️ Not signed
A	52.31.3.145^{🇮🇪 Amazon52.30.0.0/15 EC2 DUB prefix}
		PTR	`ec2-52-31-3-145.eu-west-1.compute.amazonaws.com`
A	54.78.220.134^{🇮🇪 Amazon54.78.0.0/16 EC2 DUB prefix}
A	54.194.90.6^{🇮🇪 Amazon54.194.0.0/16 VPC DUB 54.194.0.0/16}
NS	`ns-301.awsdns-37.com` ⭐
		A	2600:9000:5301:2d00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-301.awsdns-37.com`
		A	205.251.193.45^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-301.awsdns-37.com`
NS	`ns-1059.awsdns-04.org`
		A	2600:9000:5304:2300::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1059.awsdns-04.org`
		A	205.251.196.35^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1059.awsdns-04.org`
NS	`ns-1883.awsdns-43.co.uk`
		A	2600:9000:5307:5b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1883.awsdns-43.co.uk`
		A	205.251.199.91^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1883.awsdns-43.co.uk`
NS	`ns-568.awsdns-07.net`
		A	2600:9000:5302:3800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-568.awsdns-07.net`
		A	205.251.194.56^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-568.awsdns-07.net`
MX	`mxz1.klarna.com` ⭐
		A	52.30.236.203^{🇮🇪 Amazon52.30.0.0/15 EC2 DUB prefix}
			PTR	`ec2-52-30-236-203.eu-west-1.compute.amazonaws.com`
MX	`mxz2.klarna.com` ⭐
		A	54.73.174.245^{🇮🇪 Amazon54.73.0.0/16 EC2 DUB prefix}
			PTR	`ec2-54-73-174-245.eu-west-1.compute.amazonaws.com`
MX	`mxz3.klarna.com` ⭐
		A	3.73.181.240^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
			PTR	`ec2-3-73-181-240.eu-central-1.compute.amazonaws.com`
TXT	`v=spf1 include:klarna.com -all`
SOA	`ns-301.awsdns-37.com`awsdns-hostmaster@amazon.com serial=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=1777230910

Same first word

DNS History

22 records (10 active, 12 former)

○NSf2.de.ha-dns.net2015-08-22 → 2017-02-03 · 4 obs

● 2015-08-22 04:21:34
● 2017-02-03 20:19:44
○ 2026-03-17 12:00:48
○ 2026-04-26 19:40:40

○NSka2.de.ha-dns.net2015-08-22 → 2017-02-03 · 4 obs

● 2015-08-22 04:21:34
● 2017-02-03 20:19:44
○ 2026-03-17 12:00:48
○ 2026-04-26 19:40:40

○NSlxa.us.ha-dns.net2015-08-22 → 2017-02-03 · 4 obs

● 2015-08-22 04:21:34
● 2017-02-03 20:19:44
○ 2026-03-17 12:00:48
○ 2026-04-26 19:40:40

○NSm.de.ha-dns.net2015-08-22 → 2017-02-03 · 4 obs

● 2015-08-22 04:21:34
● 2017-02-03 20:19:44
○ 2026-03-17 12:00:48
○ 2026-04-26 19:40:40

●NSns-1059.awsdns-04.org2026-03-17 → 2026-04-26 · 3 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●NSns-1883.awsdns-43.co.uk2026-03-17 → 2026-04-26 · 3 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●NSns-301.awsdns-37.com2026-03-17 → 2026-04-26 · 3 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●NSns-568.awsdns-07.net2026-03-17 → 2026-04-26 · 3 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●MXmxz1.klarna.com2026-03-17 → 2026-04-26 · 2 obs

● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●MXmxz2.klarna.com2026-03-17 → 2026-04-26 · 2 obs

● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

●MXmxz3.klarna.com2026-03-17 → 2026-04-26 · 2 obs

● 2026-03-17 12:00:48
● 2026-04-26 19:40:40

○A18.200.64.1212026-03-17 → 2026-03-17 · 4 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
○ 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

○A185.141.201.1582017-02-03 → 2017-02-03 · 4 obs

○ 2016-06-20 10:13:32
● 2017-02-03 20:19:44
○ 2026-03-17 12:00:48
○ 2026-04-26 19:40:40

○A46.137.76.262026-03-17 → 2026-03-17 · 4 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
○ 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

○A52.208.218.1442026-03-26 → 2026-03-26 · 3 obs

○ 2026-03-17 12:00:48
● 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

○A52.211.169.432026-03-26 → 2026-03-26 · 3 obs

○ 2026-03-17 12:00:48
● 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

●A52.31.3.1452026-04-26 → 2026-04-26 · 2 obs

○ 2026-03-26 20:24:00
● 2026-04-26 19:40:40

●A54.194.90.62026-04-26 → 2026-04-26 · 2 obs

○ 2026-03-26 20:24:00
● 2026-04-26 19:40:40

○A54.217.137.1412026-03-26 → 2026-03-26 · 3 obs

○ 2026-03-17 12:00:48
● 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

●A54.78.220.1342026-04-26 → 2026-04-26 · 2 obs

○ 2026-03-26 20:24:00
● 2026-04-26 19:40:40

○A63.35.59.392026-03-17 → 2026-03-17 · 4 obs

○ 2017-02-03 20:19:44
● 2026-03-17 12:00:48
○ 2026-03-26 20:24:00
○ 2026-04-26 19:40:40

○A87.119.205.482015-08-22 → 2016-06-20 · 4 obs

● 2015-08-22 04:21:34
● 2016-06-20 10:13:32
○ 2017-02-03 20:19:44
○ 2026-04-26 19:40:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, z.nic.de, n.de.net, a.nic.de...	-
sofortbanking.de	ns-301.awsdns-37.com, ns-1059.awsdns-04.org, ns-568.awsdns-07.net, ns-1883.awsdns-43.co.uk	-

✅ Authoritative Response

Server:205.251.199.91

NS records: ns-301.awsdns-37.com, ns-1059.awsdns-04.org, ns-568.awsdns-07.net, ns-1883.awsdns-43.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sofortbanking.de (unsigned zone)

⏱️ Timing

Total: 821ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`54.194.90.6, 54.78.220.134...`
NS	4	`ns-1059.awsdns-04.org, ns-1883.awsdns-43.co.uk...`
MX	3	`mxz1.klarna.com (pri: 10), mxz2.klarna.com (pri: 10)...`
TXT	1	`v=spf1 include:klarna.com -all`
SOA	1	`ns-301.awsdns-37.com awsdns-hostmaster.a`

Analysis

IP Addresses

sofortbanking.de resolves to three IPs: 52.31.3.145, 54.78.220.134 and 54.194.90.6.

Other host names, for instance pricerunner.no, klarnacheckout.de, kiarnabetal.info, 4smallpayments.site and klarnabank.se share IP numbers with sofortbanking.de.

Name Servers

sofortbanking.de's delegation is handled by four name servers: ns-301.awsdns-37.com, ns-568.awsdns-07.net, ns-1059.awsdns-04.org and ns-1883.awsdns-43.co.uk.

sofortbanking.de partially shares name servers with other domains; examples include veltop.nl, areax.io, linktrax.co.uk, k-b-kaiser.co.jp and pflegeleicht-akademie.de.

Host names with two IPs:

ns-301.awsdns-37.com points to 2600:9000:5301:2d00::1 and 205.251.193.45

ns-568.awsdns-07.net points to 2600:9000:5302:3800::1 and 205.251.194.56

ns-1059.awsdns-04.org points to 2600:9000:5304:2300::1 and 205.251.196.35

ns-1883.awsdns-43.co.uk points to 2600:9000:5307:5b00::1 and 205.251.199.91

Mail Servers

sofortbanking.de is handled by three mail servers: mxz1.klarna.com, mxz2.klarna.com and mxz3.klarna.com.

sofortbanking.de shares some mail servers with other domains, at least partially, such as payment-network.it, sofort.tech, klarnarechnung.de, payin4.app and esuite2020.com.

these mail servers are often used alongside mxz4.klarna.com, mxz5.klarna.com and mxz6.klarna.com.

Host names with one IP number:

Host mxz1.klarna.com points to 52.30.236.203.

Host mxz2.klarna.com points to 54.73.174.245.

Host mxz3.klarna.com points to 3.73.181.240.

sofortbanking.de - robtex.com