rwe.com

Checked 22 October 2026, 10:33 UTC · via 8.8.8.8
!Passed with warnings
26 passed 2 warnings 0 failed 3 info

Registration

info

.com generic · CSC Corporate Domains, Inc. · expires 2027-03-21

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
CSC Corporate Domains, Inc.
Registered
20 March 1996
Last changed
17 March 2026
Expires
21 March 2027
Status
client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Registry nameservers
dns01.rwe.com, dns02.rwe.de, dns03.rwe.net, spdns3.cscdns.net
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2027-03-21 #3
    The registration is valid until 2027-03-21 (149 days).
  • ✓ Transfer locked #4
    Registry status: client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

warn

dns01.rwe.com, dns02.rwe.de, dns03.rwe.net, spdns3.cscdns.net

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
dns01.rwe.com, dns02.rwe.de, dns03.rwe.net, spdns3.cscdns.net
NS in the zone
dns01.rwe.com, dns02.rwe.de, dns03.rwe.net, spdns3.cscdns.net
NameserverAddressesNetwork (AS)Glue
dns01.rwe.com145.46.160.57 2603:1020:203:5::171AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US145.46.160.57
dns02.rwe.de20.236.161.112 2603:1030:805:b::2deAS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US-
dns03.rwe.net63.177.178.127 2a05:d014:4bc:6000:9db8:ca95:6abb:597aAS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US-
spdns3.cscdns.net156.154.130.100 2610:a1:1022::100AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-

Checks

  • ✓ 4 nameservers #6
    Delegated to dns01.rwe.com, dns02.rwe.de, dns03.rwe.net, spdns3.cscdns.net.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • !
    Glue differs from the zone
    The addresses at the parent (glue) differ from the addresses in the zone: dns01.rwe.com (glue 145.46.160.57, zone 145.46.160.57, 2603:1020:203:5::171). Update the glue at your registrar.
    #8
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 4 IPv4 /24s and 4 IPv6 /48s.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 2 addresses; AS16509 (AMAZON-02 - Amazon.com, Inc., US): 2 addresses; AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US): 4 addresses.
  • ✓ Nameserver names under 3 TLDs #12
    Nameserver names use the TLDs .com, .de, .net.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

8 of 8 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dns01.rwe.com 145.46.160.57NOERROR, 12 ms, authoritativenoyes / yesrefused-
dns01.rwe.com 2603:1020:203:5::171NOERROR, 11 ms, authoritativenoyes / yesrefused-
dns02.rwe.de 20.236.161.112NOERROR, 117 ms, authoritativenoyes / yesrefused-
dns02.rwe.de 2603:1030:805:b::2deNOERROR, 122 ms, authoritativenoyes / yesrefused-
dns03.rwe.net 63.177.178.127NOERROR, 4 ms, authoritativenoyes / yesrefused-
dns03.rwe.net 2a05:d014:4bc:6000:9db8:ca95:6abb:597aNOERROR, 5 ms, authoritativenoyes / yesrefused-
spdns3.cscdns.net 156.154.130.100NOERROR, 35 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
spdns3.cscdns.net 2610:a1:1022::100NOERROR, 36 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver

Checks

  • ✓ All respond #14
    All 8 nameserver addresses answered.
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • i
    Identifying string disclosed
    These nameservers answer version queries with a string that is not a version number: spdns3.cscdns.net: "UltraDNS Nameserver".
    #17
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✓ TCP supported #19
    All nameservers answer over TCP.
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

pass

serial 2026051592 · primary dns01.rwe.com

Found

Primary (MNAME)
dns01.rwe.com
Contact (RNAME)
ddi.rwe.com
Serial
2026051592
Refresh / retry
14400 s / 3600 s
Expire
2419200 s
Negative TTL
900 s

Serial per nameserver

NameserverSerial
dns01.rwe.com (145.46.160.57)2026051592
dns01.rwe.com (2603:1020:203:5::171)2026051592
dns02.rwe.de (20.236.161.112)2026051592
dns02.rwe.de (2603:1030:805:b::2de)2026051592
dns03.rwe.net (63.177.178.127)2026051592
dns03.rwe.net (2a05:d014:4bc:6000:9db8:ca95:6abb:597a)2026051592
spdns3.cscdns.net (156.154.130.100)2026051592
spdns3.cscdns.net (2610:a1:1022::100)2026051592

Checks

  • ✓ Serial 2026051592 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 4h, retry 1h, expire 28d, negative TTL 15m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver dns01.rwe.com is one of the listed nameservers.
  • ✓ Contact ddi@rwe.com #25
    The SOA RNAME ddi.rwe.com means ddi@rwe.com.
  • ✓ Date-based serial #26
    The serial 2026051592 follows the YYYYMMDDnn convention (2026-05-15).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

info

49 records at the apex

Found

Read from
145.46.160.57:53
TypeValueTTL
SOAdns01.rwe.com. ddi.rwe.com. 2026051592 14400 3600 2419200 90028800
NSspdns3.cscdns.net.28800
NSdns02.rwe.de.28800
NSdns03.rwe.net.28800
NSdns01.rwe.com.28800
A20.105.216.3028800
MX10 secmail.rwe.com.14400
TXT"successfactors-site-verification=NWY1OGVlZjA4ZmYxZjc1MTA5YzhjYzlkNzA2YmQzZWY1N2UyYzlkN2ZiNWZkZTM3YjNhMjNlNmI3OWY1YmQ0Nw=="28800
TXT"atlassian-domain-verification=zNCtkianTvrUbJOOGi4u9OaiRaMR1ppXbAE64Jry3T5UVDbcXGSd0ynhPQNJPSlL"28800
TXT"atlassian-sending-domain-verification=d5840927-9695-4de7-ba1e-fec929447c54"28800
TXT"autodesk-domain-verification=7saM_vRgMekeHICIh1V6"28800
TXT"infoblox-domain-mastery=bafa3c661846edb7b347e4615278fc8fd746842f535a7369d0a412c6c28268b1ea"28800
TXT"google-site-verification=jkKpQ-UucXCPubA3RYwnAwoxzS-As4P8w0X3X5tFs4s"28800
TXT"apple-domain-verification=wzMvYbxeOoWijzLr"28800
TXT"apple-domain-verification=aaMKLfJlMrxXbYZS"28800
TXT"apple-domain-verification=LE1eV12nWSxWAr3T"28800
TXT"_globalsign-domain-verification=7oZJGVwrz9V8R2vOt0xqWwHcFlfbnMlfaLVAOF3vry"28800
TXT"cisco-ci-domain-verification=5686b39a01225c3536dc78cb1c8b379b609c567e64a704a58d3fe13894e5ac54"28800
TXT"adobe-idp-site-verification=b10942af20e2b58eff4a4e4c19eea84eccdd124abd7fc6c45583bcb5c6d0a478"28800
TXT"d1uF+D2mjNIetFimIUkr8nTD+dmkawQ4a/dTaC/rHS2SlXubNaV/I9FXRT9HAOG1GG6zNNExQbkP8fO/6nNH8Q=="28800
TXT"t+JjnPyFaDac42qplLoEVHpSbRz7aRjYnvyL7lt9bTE="28800
TXT"1CCeCOvQ4R2/oaHBR1m8WUAukG12/rUpbYnnWNaLZYY="28800
TXT"globalsign-domain-verification=3AC014067D3B6778D7EB8FE81C75CAB5"28800
TXT"_globalsign-domain-verification=4N85zlGffRvdDh1fUO10Jd-4F2LOOus8jMMDgLOZdi"28800
TXT"_globalsign-domain-verification=3zmsMxEGkrzmJ_uzWvN7Qxszxf8fQ5ZR5el_Z3tB1H"28800
TXT"anthropic-domain-verification-81fmav=DCHTiN8KyQzCr25v8er3CwX00"28800
TXT"mongodb-site-verification=NnGTXPVJ9Dl6upFcTZJHgZKoxhEsrrog"28800
TXT"_globalsign-domain-verification=Z4lgiO86LUo4mOaG__1P-akl7jyfc8Ad0C6LUDQ48L"28800
TXT"D-TRUST=INSHKLU4TDG5SNXW7HCPCL8"28800
TXT"globalsign-domain-verification=71BE617D343AD856248736DD60561969"28800
TXT"00D6g000008Lvzv=1TBUI00000007cb"28800
TXT"00DU700000C4IFZ=1TBU70000000QYn"28800
TXT"00DU700000CD6iD=1TBU70000000QXB"28800
TXT"brevo-code:2032bc692e7ef5a4f5c0ee889669fb75"28800
TXT"mongodb-site-verification=8BqODubuVYtwPHTQsckr1MuYgL55rO14"28800
TXT"_globalsign-domain-verification=oQzSnk8xyWL6d0ucI9V5EToT8HvE4jlZrSXQsqZqek"28800
TXT"globalsign-domain-verification=F43F1C77F7587248DC7C07889F39B745"28800
TXT"globalsign-domain-verification=xoBUqJwj8Baup75-IgJjdYDCqSFRb6xcO8_zG_Z6Aa"28800
TXT"_globalsign-domain-verification=Y6QriCVRe9WNvnXCAs4v414uimu_vr6scSmR6KY6hA"28800
TXT"_globalsign-domain-verification=pEsRmJJUWwkH__oM3nXRvl0mdxmuaDuGJ_bGQ6pFpu"28800
TXT"_globalsign-domain-verification=q5RhbDR8sJVWa4VF4x-uHjkKbpkBDpDkAoVIoYBLiT"28800
TXT"workplace-domain-verification=F7ScaB51fbtP0ldyF1GQn2XaefKEXB"28800
TXT"g7oxUEVVIO4nR0eSu1q1Vru7SNJt9DMYbHx8iEiE2nc="28800
TXT"_globalsign-domain-verification=jiCqfbaMQicD5OFjbiJdnizREN7VhpWuqlX9xnswY_"28800
TXT"_globalsign-domain-verification=Wt0k5d0cielUAfDHMFsygdp3eu21qUiaFAtg1gb3Zr"28800
TXT"v=spf1 exists:%{i}._i.%{d}._d.espf.agari-dns.net include:%{d}.e8.spf-protect.agari-dns.net -all"28800
TXT"_globalsign-domain-verification=UQ5kFmbT1GpnD66naD3T6wIuOPdPgFBgoqdwitvfZH"28800
TXT"ms-domain-verification=b5b70af3-b11c-41f2-9b7f-f54d08a08497"28800
TXT"google-site-verification=mq8TWOmbhJsluuBeVZ9OuNQfQRU5XQNL5fX_tvAV0Gc"28800

Checks

  • ✓ TTLs within range #32
    TTLs: A 8h, MX 4h, NS 8h. The NS TTL at the parent is 2d and in the zone 8h; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • i
    No CAA records
    Without CAA records any certificate authority may issue certificates for this domain. A CAA record limits issuance to the CAs you use.
    #35