`sebgyllenberg.com`

DNSSEC	⚠️ Not signed
NS	`ns1.seb.se` ⭐
		A	129.178.50.5^{🇸🇪 SEBNET-AS129.178.50.0/24}
			PTR	`ns1.seb.se`
NS	`ns2.sebgroup.com`
		A	129.178.50.8^{🇸🇪 SEBNET-AS129.178.50.0/24}
			PTR	`ns2.sebgroup.com`
NS	`pdns1.cscdns.net`
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`ns5.bac.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`g.ns-bac.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`pdns2.cscdns.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`ns9.bac.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
			PTR	`h.ns-bac.org`
MX	`smtp-01.seb.se` ⭐
		A	129.178.182.170^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-01.seb.se`
MX	`smtp-02.seb.se` ⭐
		A	129.178.182.171^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-02.seb.se`
MX	`smtp-03.seb.se` ⭐
		A	129.178.182.172^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-03.seb.se`
MX	`smtp-04.seb.se` ⭐
		A	129.178.182.173^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-04.seb.se`
MX	`smtp-05.seb.se` ⭐
		A	129.178.182.174^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-05.seb.se`
MX	`smtp-06.seb.se` ⭐
		A	129.178.182.175^{🇸🇪 SEBNET-AS129.178.182.0/24}
			PTR	`smtp-06.seb.se`
TXT	`v=spf1 mx include:_spf-a.seb.se include:_spf-b.seb.se include:spf.protection....`
TXT	`MS=ms20685446`
SOA	`ns1.seb.se`hostmaster@seb.se 2025-12-04 #1

`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=1785188322

Same first word

sebgyllenberg.fi

sebgyllenberg.com

sebgyllenberg.eu

DNS History

17 records (10 active, 7 former)

○NSns.seb.se2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:55:12
○ 2015-07-13 20:25:16
○ 2026-07-27 21:58:42

●NSns1.seb.se2015-07-13 → 2026-07-27 · 3 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2026-07-27 21:58:42

○NSns2.domainnetwork.se2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:55:12
○ 2015-07-13 20:25:16
○ 2026-07-27 21:58:42

○NSns2.seb.se2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:55:12
○ 2015-07-13 20:25:16
○ 2026-07-27 21:58:42

●NSns2.sebgroup.com2015-07-13 → 2026-07-27 · 3 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2026-07-27 21:58:42

●NSpdns1.cscdns.net2015-07-13 → 2026-07-27 · 3 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2026-07-27 21:58:42

●NSpdns2.cscdns.net2015-07-13 → 2026-07-27 · 3 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2026-07-27 21:58:42

○MXmailrelay.seb.se2015-07-13 → 2017-01-06 · 5 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2017-01-06 10:35:44
○ 2026-07-01 03:11:14
○ 2026-07-27 21:58:42

○MXmailrelay2.seb.se2015-07-13 → 2017-01-06 · 5 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2017-01-06 10:35:44
○ 2026-07-01 03:11:14
○ 2026-07-27 21:58:42

○MXmailrelay3.seb.se2015-07-13 → 2017-01-06 · 5 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2017-01-06 10:35:44
○ 2026-07-01 03:11:14
○ 2026-07-27 21:58:42

○MXmailrelay4.seb.se2015-07-13 → 2017-01-06 · 5 obs

○ 2008-03-17 10:55:12
● 2015-07-13 20:25:16
● 2017-01-06 10:35:44
○ 2026-07-01 03:11:14
○ 2026-07-27 21:58:42

●MXsmtp-01.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

●MXsmtp-02.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

●MXsmtp-03.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

●MXsmtp-04.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

●MXsmtp-05.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

●MXsmtp-06.seb.se2026-07-01 → 2026-07-27 · 3 obs

○ 2017-01-06 10:35:44
● 2026-07-01 03:11:14
● 2026-07-27 21:58:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
sebgyllenberg.com	pdns1.cscdns.net, pdns2.cscdns.net, ns1.seb.se, ns2.sebgroup.com	1 record

✅ Authoritative Response

Server:156.154.130.100

NS records: pdns1.cscdns.net, pdns2.cscdns.net, ns1.seb.se, ns2.sebgroup.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sebgyllenberg.com (unsigned zone)

⏱️ Timing

Total: 796ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.seb.se, pdns1.cscdns.net...`
MX	6	`smtp-01.seb.se (pri: 10), smtp-02.seb.se (pri: 10)...`
TXT	2	`v=spf1 mx include:_spf-a.seb.se include:, MS=ms20685446`
SOA	1	`ns1.seb.se hostmaster.seb.se`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns2.sebgroup.com)

Analysis

Name Servers

sebgyllenberg.com has four authoritative name servers: ns2.sebgroup.com, pdns1.cscdns.net, pdns2.cscdns.net and ns1.seb.se.

sebgyllenberg.com shares at least some of its name servers with other domains, including sarelto.com.mx, strike-out-stroke.info, yndependia.us and two others.

These name servers are frequently paired with the name servers ns1.bank-of-ireland.net and ns2.bank-of-ireland.net.

Host names with two IP numbers:

pdns1.cscdns.net resolves to 156.154.130.100 and 2610:a1:1022::100.

pdns2.cscdns.net resolves to 156.154.131.100 and 2610:a1:1023::100.

Host names pointing to a single IP address:

ns2.sebgroup.com resolves to 129.178.50.8.

ns1.seb.se resolves to 129.178.50.5.

Mail Servers

sebgyllenberg.com is handled by 6 mail servers: smtp-01.seb.se, smtp-02.seb.se, smtp-03.seb.se and 3 other.

sebgyllenberg.com shares mail servers — at least in part — with other domains, including circlekmastercard.dk, monimate.com, saabmastercard.se and two others.

These mail servers are frequently paired with the mail servers smtp-04.seb.se, smtp-05.seb.se and smtp-06.seb.se.

Host names pointing to a single IP address:

smtp-01.seb.se resolves to 129.178.182.170.

smtp-02.seb.se resolves to 129.178.182.171.

smtp-03.seb.se resolves to 129.178.182.172.

smtp-04.seb.se resolves to 129.178.182.173.

smtp-05.seb.se resolves to 129.178.182.174.

smtp-06.seb.se resolves to 129.178.182.175.