`stackoverglow.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.53^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1035.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:5223:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1035.ui-dns.com`
		A	217.160.82.35^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1035.ui-dns.com`
NS	`ns1101.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5165:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1101.ui-dns.biz`
		A	217.160.81.101^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1101.ui-dns.biz`
NS	`ns1106.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:536a:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1106.ui-dns.org`
		A	217.160.83.106^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1106.ui-dns.org`
NS	`ns1121.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:121^{🇺🇸 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	`ns1121.ui-dns.de`
		A	217.160.80.121^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1121.ui-dns.de`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1035.ui-dns.com`hostmaster@1und1.com 2017-06-01 #6

`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=1774774237

⚠️ On DNS blocklist: tif

Same first word

stackoverglow.com

DNS History

15 records (8 active, 7 former)

○NSns1.sedoparking.com2017-07-08 → 2017-07-08 · 4 obs

○ 2016-08-13 07:35:52
● 2017-07-08 14:51:26
○ 2026-03-26 00:54:14
○ 2026-03-29 08:51:52

○NSns1.voodoo.com2015-08-11 → 2016-03-30 · 4 obs

● 2015-08-11 04:33:04
● 2016-03-30 02:32:06
○ 2016-08-13 07:35:52
○ 2026-03-29 08:51:52

●NSns1035.ui-dns.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

●NSns1101.ui-dns.biz2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

●NSns1106.ui-dns.org2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

●NSns1121.ui-dns.de2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

○NSns2.sedoparking.com2017-07-08 → 2017-07-08 · 4 obs

○ 2016-08-13 07:35:52
● 2017-07-08 14:51:26
○ 2026-03-26 00:54:14
○ 2026-03-29 08:51:52

○NSns2.voodoo.com2015-08-11 → 2016-03-30 · 4 obs

● 2015-08-11 04:33:04
● 2016-03-30 02:32:06
○ 2016-08-13 07:35:52
○ 2026-03-29 08:51:52

○MXlocalhost2017-07-08 → 2017-07-08 · 3 obs

● 2017-07-08 14:51:26
○ 2026-03-26 00:54:14
○ 2026-03-29 08:51:52

●MXmx00.ionos.de2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

●MXmx01.ionos.de2026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

○A192.64.147.2012015-08-11 → 2016-03-30 · 4 obs

● 2015-08-11 04:33:04
● 2016-03-30 02:32:06
○ 2016-08-13 07:35:52
○ 2026-03-29 08:51:52

●A2001:8d8:100f:f000::2002026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

●A217.160.0.532026-03-26 → 2026-03-29 · 3 obs

○ 2017-07-08 14:51:26
● 2026-03-26 00:54:14
● 2026-03-29 08:51:52

○A72.52.4.1192017-07-08 → 2017-07-08 · 4 obs

○ 2016-08-13 07:35:52
● 2017-07-08 14:51:26
○ 2026-03-26 00:54:14
○ 2026-03-29 08:51:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...	-
stackoverglow.com	ns1101.ui-dns.biz, ns1106.ui-dns.org, ns1121.ui-dns.de, ns1035.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.80.121

NS records: ns1101.ui-dns.biz, ns1106.ui-dns.org, ns1121.ui-dns.de, ns1035.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoverglow.com (unsigned zone)

⏱️ Timing

Total: 543ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.53`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1106.ui-dns.org, ns1101.ui-dns.biz...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1035.ui-dns.com hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1035.ui-dns.com, ns1035.ui-dns.com)

Analysis

IP Addresses

stackoverglow.com resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.53.

other host names including pack-sante.com, pinl.de, totalachat.com, irseer-hof.de and zenk.org share IP numbers with stackoverglow.com.

Name Servers

stackoverglow.com is delegated to four name servers: ns1101.ui-dns.biz, ns1035.ui-dns.com, ns1121.ui-dns.de and ns1106.ui-dns.org.

stackoverglow.com at least partially shares name servers with other domains, for instance dohlen.de, wissert.net, zk-system.de, rundumkoi.de and samu.eu.

These name servers are commonly used with the following name servers: ns1035.ui-dns.biz, ns1035.ui-dns.de, ns1035.ui-dns.org, ns1106.ui-dns.com, ns1106.ui-dns.biz, ns1106.ui-dns.de, ns1121.ui-dns.biz, ns1121.ui-dns.com, ns1121.ui-dns.org and ns1101.ui-dns.org.

Host names with two IP numbers:

ns1101.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5165:100 and 217.160.81.101; ns1035.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5223:100 and 217.160.82.35; ns1121.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:121 and 217.160.80.121; ns1106.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:536a:100 and 217.160.83.106.

Mail Servers

Two mail servers handle stackoverglow.com: mx00.ionos.de and mx01.ionos.de.

stackoverglow.com shares the same mail server setup as other domains, for instance drg-projektgruppe-geriatrie.de, mybocean.com, solarshop24.net, apidyn.de and antritt.eu.

Host names with one IP number:

mx00.ionos.de points to 212.227.15.41

mx01.ionos.de points to 217.72.192.67

stackoverglow.com - robtex.com