firstlineresponse.com - robtex.com

firstlineresponse.com

DNSSEC⚠️ Not signed
A2607:f1c0:100f:f000::200🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTR2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A74.208.236.131🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
NSns1052.ui-dns.org ⭐
A2001:8d8:fe:53:0:d9a0:5334:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1052.ui-dns.org
A217.160.83.52🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1052.ui-dns.org
NSns1067.ui-dns.de
A2607:f1c0:fe:53:185:132:32:67🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1067.ui-dns.de
A217.160.80.67🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1067.ui-dns.de
NSns1123.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:517b:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1123.ui-dns.biz
A217.160.81.123🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1123.ui-dns.biz
NSns1123.ui-dns.com
A2001:8d8:fe:53:0:d9a0:527b:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1123.ui-dns.com
A217.160.82.123🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1123.ui-dns.com
MXmx00.ionos.co.uk ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.co.uk ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns1052.ui-dns.orghostmaster@1und1.com 2017-06-01 #8

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777106671

Previously MX for

firstlineresponse.com

Same first word

firstlineresponse.co.uk
firstlineresponse.com

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSns1052.ui-dns.orgns1067.ui-dns.dens1123.ui-dns.bizns1123.ui-dns.comns-uk.1and1-dns.bizns-uk.1and1-dns.co.ukns-uk.1and1-dns.comns-uk.1and1-dns.orgMXmx00.ionos.co.ukmx01.ionos.co.ukfirstlineresponse.commx00.1and1.co.ukmx01.1and1.co.ukA2607:f1c0:100f:f000::20074.208.236.1312001:8d8:94d:9f00::43:dbf987.106.183.64
○NSns-uk.1and1-dns.biz2015-06-03 → 2017-04-02 · 4 obs
● 2015-06-03 21:01:06
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
○NSns-uk.1and1-dns.co.uk2015-06-03 → 2017-04-02 · 4 obs
● 2015-06-03 21:01:06
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
○NSns-uk.1and1-dns.com2015-06-03 → 2017-04-02 · 4 obs
● 2015-06-03 21:01:06
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
○NSns-uk.1and1-dns.org2015-06-03 → 2017-04-02 · 4 obs
● 2015-06-03 21:01:06
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
●NSns1052.ui-dns.org2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
●NSns1067.ui-dns.de2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
●NSns1123.ui-dns.biz2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
●NSns1123.ui-dns.com2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
○MXfirstlineresponse.com2015-06-03 → 2016-08-10 · 4 obs
● 2015-06-03 21:01:06
● 2016-08-10 17:10:30
○ 2017-04-02 12:34:18
○ 2026-04-25 09:09:46
○MXmx00.1and1.co.uk2017-04-02 → 2017-04-02 · 4 obs
○ 2016-08-10 17:10:30
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
●MXmx00.ionos.co.uk2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
○MXmx01.1and1.co.uk2015-06-03 → 2017-04-02 · 4 obs
● 2015-06-03 21:01:06
● 2017-04-02 12:34:18
○ 2026-03-08 07:40:30
○ 2026-04-25 09:09:46
●MXmx01.ionos.co.uk2026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
○A2001:8d8:94d:9f00::43:dbf92015-06-03 → 2016-08-10 · 4 obs
● 2015-06-03 21:01:06
● 2016-08-10 17:10:30
○ 2017-04-02 12:34:18
○ 2026-04-25 09:09:46
●A2607:f1c0:100f:f000::2002026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
●A74.208.236.1312026-03-08 → 2026-04-25 · 3 obs
○ 2017-04-02 12:34:18
● 2026-03-08 07:40:30
● 2026-04-25 09:09:46
○A87.106.183.642015-06-03 → 2016-08-10 · 4 obs
● 2015-06-03 21:01:06
● 2016-08-10 17:10:30
○ 2017-04-02 12:34:18
○ 2026-04-25 09:09:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...-
firstlineresponse.comns1067.ui-dns.de, ns1052.ui-dns.org, ns1123.ui-dns.biz, ns1123.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.82.123

NS records: ns1067.ui-dns.de, ns1052.ui-dns.org, ns1123.ui-dns.biz, ns1123.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstlineresponse.com (unsigned zone)

⏱️ Timing

Total: 839ms | Queries: -

📄 Records

TypeCountSample Data
A174.208.236.131
AAAA12607:f1c0:100f:f000::200
NS4ns1123.ui-dns.com, ns1052.ui-dns.org...
MX2mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1052.ui-dns.org hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1123.ui-dns.com, ns1123.ui-dns.com)

Analysis

IP Addresses

firstlineresponse.com resolves to two IP numbers: 2607:f1c0:100f:f000::200 and 74.208.236.131.

Other host names, for instance realestatemath.net, unlockedpresents.com, kerrydeaver.com, audacityfund.org and stvrad.com share IP numbers with firstlineresponse.com.

Name Servers

firstlineresponse.com's delegation is handled by four name servers: ns1123.ui-dns.biz, ns1123.ui-dns.com, ns1067.ui-dns.de and ns1052.ui-dns.org.

firstlineresponse.com partially shares name servers with other domains; examples include ccmanitowoc.org, profgerdsen.de, agar-agar.fr, ccpm.it and eviltruth.com.

These name servers are commonly used alongside ns1123.ui-dns.de, ns1123.ui-dns.org, ns1052.ui-dns.com, ns1052.ui-dns.biz, ns1052.ui-dns.de, ns1067.ui-dns.biz, ns1067.ui-dns.com, ns1067.ui-dns.org, ns1091.ui-dns.biz and ns1076.ui-dns.com.

Host names with two IPs:

ns1123.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:517b:100 and 217.160.81.123

ns1123.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:527b:100 and 217.160.82.123

ns1067.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:67 and 217.160.80.67

ns1052.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5334:100 and 217.160.83.52

Mail Servers

firstlineresponse.com is handled by two mail servers: mx00.ionos.co.uk and mx01.ionos.co.uk.

firstlineresponse.com has the same mail server setup as other domains, including jenshaw.net, exo-air.co, darrenazzopardi.com, housedress.co.uk and azed.co.uk.

Host names with one IP number: The host name mx00.ionos.co.uk points to 212.227.15.41 and the host name mx01.ionos.co.uk points to 217.72.192.67.